EntitySet<TEntity> 類別

定義

命名空間:: System.Data.Linq

組件:: System.Data.Linq.dll

提供延後載入和關聯性維護，以用於 LINQ to SQL 應用程式中一對多和一對一關聯性的集合端。Provides for deferred loading and relationship maintenance for the collection side of one-to-many and one-to-one relationships in a LINQ to SQL applications.

generic <typename TEntity>
 where TEntity : classpublic ref class EntitySet sealed : System::Collections::Generic::ICollection<TEntity>, System::Collections::Generic::IEnumerable<TEntity>, System::Collections::Generic::IList<TEntity>, System::Collections::IList, System::ComponentModel::IListSource

public sealed class EntitySet<TEntity> : System.Collections.Generic.ICollection<TEntity>, System.Collections.Generic.IEnumerable<TEntity>, System.Collections.Generic.IList<TEntity>, System.Collections.IList, System.ComponentModel.IListSource where TEntity : class

type EntitySet<'Entity (requires 'Entity : null)> = class
    interface IList
    interface ICollection
    interface IList<'Entity (requires 'Entity : null)>
    interface ICollection<'Entity (requires 'Entity : null)>
    interface seq<'Entity (requires 'Entity : null)>
    interface IEnumerable
    interface IListSource

type EntitySet<'Entity (requires 'Entity : null)> = class
    interface IList
    interface ICollection
    interface IEnumerable
    interface IList<'Entity (requires 'Entity : null)>
    interface ICollection<'Entity (requires 'Entity : null)>
    interface seq<'Entity (requires 'Entity : null)>
    interface IListSource

type EntitySet<'Entity (requires 'Entity : null)> = class
    interface ICollection
    interface ICollection<'Entity (requires 'Entity : null)>
    interface IEnumerable
    interface seq<'Entity (requires 'Entity : null)>
    interface IList
    interface IList<'Entity (requires 'Entity : null)>
    interface IListSource

Public NotInheritable Class EntitySet(Of TEntity)
Implements ICollection(Of TEntity), IEnumerable(Of TEntity), IList, IList(Of TEntity), IListSource

類型參數

TEntity

目標實體的資料類型。The data type of the target entity.

繼承: Object
EntitySet<TEntity>

實作: ICollection<T> ICollection<TEntity> IEnumerable<T> IEnumerable<TEntity> IList<TEntity> ICollection IEnumerable IList IListSource

備註

這個類別會與搭配使用 EntityRef<TEntity> 。This class is used in combination with EntityRef<TEntity>.

建構函式

EntitySet<TEntity>()	初始化 EntitySet<TEntity> 類別的新執行個體。Initializes a new instance of the EntitySet<TEntity> class.
EntitySet<TEntity>(Action<TEntity>, Action<TEntity>)	初始化 EntitySet<TEntity> 類別的新執行個體，同時提供加入和移除作業的處理常式。Initializes a new instance of the EntitySet<TEntity> class while supplying handlers for add and remove operations.

屬性

Count	取得 EntitySet<TEntity> 集合中的實體數目。Gets the number of entities in the EntitySet<TEntity> collection.
HasAssignedValues
HasLoadedOrAssignedValues	指定 EntitySet<TEntity> 是否已載入或指派值。Specifies whether the EntitySet<TEntity> has loaded or assigned a value.
HasLoadedValues
IsDeferred	指定這個 EntitySet<TEntity> 是否擁有尚未執行的延後查詢。Specifies whether this EntitySet<TEntity> has a deferred query that has not yet executed.
Item[Int32]	在指定的索引位置上取得或設定項目。Gets or sets the element at the specified index.

方法

Add(TEntity)	加入實體。Adds an entity.
AddRange(IEnumerable<TEntity>)	加入實體的集合。Adds a collection of entities.
Assign(IEnumerable<TEntity>)	將 EntitySet<TEntity> 集合指派給另一個 EntitySet<TEntity> 集合。Assigns an EntitySet<TEntity> collection to another EntitySet<TEntity> collection.
Clear()	移除所有項目。Removes all items.
Contains(TEntity)	指定 EntitySet<TEntity> 是否包含特定實體。Specifies whether the EntitySet<TEntity> contains a specific entity.
CopyTo(TEntity[], Int32)	將 EntitySet<TEntity> 複製至陣列。Copies the EntitySet<TEntity> to an array.
Equals(Object)	判斷指定的物件是否等於目前的物件。Determines whether the specified object is equal to the current object. (繼承來源 Object)
GetEnumerator()	傳回逐一查看集合的列舉值。Returns an enumerator that iterates through a collection.
GetHashCode()	做為預設雜湊函式。Serves as the default hash function. (繼承來源 Object)
GetNewBindingList()	建立新清單以繫結至資料來源。Creates a new list for binding to a data source.
GetType()	取得目前執行個體的 Type。Gets the Type of the current instance. (繼承來源 Object)
IndexOf(TEntity)	傳回實體的索引。Returns the index of the entity.
Insert(Int32, TEntity)	在索引位置插入實體。Inserts an entity at an index position.
Load()	載入 EntitySet<TEntity>。Loads the EntitySet<TEntity>.
MemberwiseClone()	建立目前 Object 的淺層複製。Creates a shallow copy of the current Object. (繼承來源 Object)
Remove(TEntity)	移除實體。Removes an entity.
RemoveAt(Int32)	移除在指定之索引處的實體。Removes an entity at a specified index.
SetSource(IEnumerable<TEntity>)	設定 EntitySet<TEntity> 的來源。Sets the source of the EntitySet<TEntity>.
ToString()	傳回代表目前物件的字串。Returns a string that represents the current object. (繼承來源 Object)

事件

ListChanged

發生於清單的內容變更時。Occurs when the contents of a list are changed.

明確介面實作

ICollection.CopyTo(Array, Int32)	如需這個成員的說明，請參閱 CopyTo(Array, Int32)。For a description of this member, see CopyTo(Array, Int32).
ICollection.Count
ICollection.IsSynchronized	如需這個成員的說明，請參閱 IsSynchronized。For a description of this member, see IsSynchronized.
ICollection.SyncRoot	如需這個成員的說明，請參閱 SyncRoot。For a description of this member, see SyncRoot.
ICollection<TEntity>.IsReadOnly	如需這個成員的說明，請參閱 IsReadOnly。For a description of this member, see IsReadOnly.
IEnumerable.GetEnumerator()	如需這個成員的說明，請參閱 GetEnumerator()。For a description of this member, see GetEnumerator().
IList.Add(Object)	如需這個成員的說明，請參閱 Add(Object)。For a description of this member, see Add(Object).
IList.Clear()
IList.Contains(Object)	如需這個成員的說明，請參閱 Contains(Object)。For a description of this member, see Contains(Object).
IList.IndexOf(Object)	如需這個成員的說明，請參閱 IndexOf(Object)。For a description of this member, see IndexOf(Object).
IList.Insert(Int32, Object)	如需這個成員的說明，請參閱 Insert(Int32, Object)。For a description of this member, see Insert(Int32, Object).
IList.IsFixedSize	如需這個成員的說明，請參閱 IsFixedSize。For a description of this member, see IsFixedSize.
IList.IsReadOnly	如需這個成員的說明，請參閱 IsReadOnly。For a description of this member, see IsReadOnly.
IList.Item[Int32]	如需這個成員的說明，請參閱 Item[Int32]。For a description of this member, see Item[Int32].
IList.Remove(Object)	如需這個成員的說明，請參閱 Remove(Object)。For a description of this member, see Remove(Object).
IList.RemoveAt(Int32)
IListSource.ContainsListCollection	如需這個成員的說明，請參閱 ContainsListCollection。For a description of this member, see ContainsListCollection.
IListSource.GetList()	如需這個成員的說明，請參閱 GetList()。For a description of this member, see GetList().

擴充方法

CopyToDataTable<T>(IEnumerable<T>)	根據輸入 DataTable 物件 (其中泛型參數 `T` 為 DataRow) 傳回包含 IEnumerable<T> 物件複本的 DataRow。Returns a DataTable that contains copies of the DataRow objects, given an input IEnumerable<T> object where the generic parameter `T` is DataRow.
CopyToDataTable<T>(IEnumerable<T>, DataTable, LoadOption)	根據輸入 DataRow 物件 (其中泛型參數 `T` 為 DataTable)，將 IEnumerable<T> 物件複製到指定的 DataRow。Copies DataRow objects to the specified DataTable, given an input IEnumerable<T> object where the generic parameter `T` is DataRow.
CopyToDataTable<T>(IEnumerable<T>, DataTable, LoadOption, FillErrorEventHandler)	根據輸入 DataRow 物件 (其中泛型參數 `T` 為 DataTable)，將 IEnumerable<T> 物件複製到指定的 DataRow。Copies DataRow objects to the specified DataTable, given an input IEnumerable<T> object where the generic parameter `T` is DataRow.
Aggregate<TSource>(IEnumerable<TSource>, Func<TSource,TSource,TSource>)	將累加函式套用到序列上。Applies an accumulator function over a sequence.
Aggregate<TSource,TAccumulate>(IEnumerable<TSource>, TAccumulate, Func<TAccumulate,TSource,TAccumulate>)	將累加函式套用到序列上。Applies an accumulator function over a sequence. 使用指定的初始值做為初始累加值。The specified seed value is used as the initial accumulator value.
Aggregate<TSource,TAccumulate,TResult>(IEnumerable<TSource>, TAccumulate, Func<TAccumulate,TSource,TAccumulate>, Func<TAccumulate,TResult>)	將累加函式套用到序列上。Applies an accumulator function over a sequence. 使用指定的值做為初始累加值，並使用指定的函式來選取結果值。The specified seed value is used as the initial accumulator value, and the specified function is used to select the result value.
All<TSource>(IEnumerable<TSource>, Func<TSource,Boolean>)	判斷序列的所有項目是否全都符合條件。Determines whether all elements of a sequence satisfy a condition.
Any<TSource>(IEnumerable<TSource>)	判斷序列是否包含任何項目。Determines whether a sequence contains any elements.
Any<TSource>(IEnumerable<TSource>, Func<TSource,Boolean>)	判斷序列的任何項目是否符合條件。Determines whether any element of a sequence satisfies a condition.
Append<TSource>(IEnumerable<TSource>, TSource)	將值附加在序列結尾。Appends a value to the end of the sequence.
AsEnumerable<TSource>(IEnumerable<TSource>)	傳回 IEnumerable<T> 類型的輸入。Returns the input typed as IEnumerable<T>.
Average<TSource>(IEnumerable<TSource>, Func<TSource,Decimal>)	計算在輸入序列中各項目上叫用轉換函式後所取得之 Decimal 值序列的平均值。Computes the average of a sequence of Decimal values that are obtained by invoking a transform function on each element of the input sequence.
Average<TSource>(IEnumerable<TSource>, Func<TSource,Double>)	計算在輸入序列中各項目上叫用轉換函式後所取得之 Double 值序列的平均值。Computes the average of a sequence of Double values that are obtained by invoking a transform function on each element of the input sequence.
Average<TSource>(IEnumerable<TSource>, Func<TSource,Int32>)	計算在輸入序列中各項目上叫用轉換函式後所取得之 Int32 值序列的平均值。Computes the average of a sequence of Int32 values that are obtained by invoking a transform function on each element of the input sequence.
Average<TSource>(IEnumerable<TSource>, Func<TSource,Int64>)	計算在輸入序列中各項目上叫用轉換函式後所取得之 Int64 值序列的平均值。Computes the average of a sequence of Int64 values that are obtained by invoking a transform function on each element of the input sequence.
Average<TSource>(IEnumerable<TSource>, Func<TSource,Nullable<Decimal>>)	計算在輸入序列中各項目上叫用轉換函式後所取得可為 Null 之 Decimal 值的平均值。Computes the average of a sequence of nullable Decimal values that are obtained by invoking a transform function on each element of the input sequence.
Average<TSource>(IEnumerable<TSource>, Func<TSource,Nullable<Double>>)	計算在輸入序列中各項目上叫用轉換函式後所取得可為 Null 之 Double 值的平均值。Computes the average of a sequence of nullable Double values that are obtained by invoking a transform function on each element of the input sequence.
Average<TSource>(IEnumerable<TSource>, Func<TSource,Nullable<Int32>>)	計算在輸入序列中各項目上叫用轉換函式後所取得可為 Null 之 Int32 值的平均值。Computes the average of a sequence of nullable Int32 values that are obtained by invoking a transform function on each element of the input sequence.
Average<TSource>(IEnumerable<TSource>, Func<TSource,Nullable<Int64>>)	計算在輸入序列中各項目上叫用轉換函式後所取得可為 Null 之 Int64 值的平均值。Computes the average of a sequence of nullable Int64 values that are obtained by invoking a transform function on each element of the input sequence.
Average<TSource>(IEnumerable<TSource>, Func<TSource,Nullable<Single>>)	計算在輸入序列中各項目上叫用轉換函式後所取得可為 Null 之 Single 值的平均值。Computes the average of a sequence of nullable Single values that are obtained by invoking a transform function on each element of the input sequence.
Average<TSource>(IEnumerable<TSource>, Func<TSource,Single>)	計算在輸入序列中各項目上叫用轉換函式後所取得之 Single 值序列的平均值。Computes the average of a sequence of Single values that are obtained by invoking a transform function on each element of the input sequence.
Cast<TResult>(IEnumerable)	將 IEnumerable 的項目轉換成指定的型別。Casts the elements of an IEnumerable to the specified type.
Concat<TSource>(IEnumerable<TSource>, IEnumerable<TSource>)	串連兩個序列。Concatenates two sequences.
Contains<TSource>(IEnumerable<TSource>, TSource)	使用預設的相等比較子 (Comparer) 來判斷序列是否包含指定的項目。Determines whether a sequence contains a specified element by using the default equality comparer.
Contains<TSource>(IEnumerable<TSource>, TSource, IEqualityComparer<TSource>)	使用指定的 IEqualityComparer<T> 來判斷序列是否包含指定的項目。Determines whether a sequence contains a specified element by using a specified IEqualityComparer<T>.
Count<TSource>(IEnumerable<TSource>)	傳回序列中的項目數。Returns the number of elements in a sequence.
Count<TSource>(IEnumerable<TSource>, Func<TSource,Boolean>)	傳回數字，代表指定之序列中符合條件的項目數目。Returns a number that represents how many elements in the specified sequence satisfy a condition.
DefaultIfEmpty<TSource>(IEnumerable<TSource>)	傳回指定之序列的項目；如果序列是空的，則傳回單一集合中型別參數的預設值。Returns the elements of the specified sequence or the type parameter's default value in a singleton collection if the sequence is empty.
DefaultIfEmpty<TSource>(IEnumerable<TSource>, TSource)	傳回指定之序列的項目；如果序列是空的，則傳回單一集合中型別參數的預設值。Returns the elements of the specified sequence or the specified value in a singleton collection if the sequence is empty.
Distinct<TSource>(IEnumerable<TSource>)	使用預設的相等比較子來比較值，以便從序列傳回獨特的項目。Returns distinct elements from a sequence by using the default equality comparer to compare values.
Distinct<TSource>(IEnumerable<TSource>, IEqualityComparer<TSource>)	使用指定的 IEqualityComparer<T> 來比較值，以便從序列傳回獨特的項目。Returns distinct elements from a sequence by using a specified IEqualityComparer<T> to compare values.
ElementAt<TSource>(IEnumerable<TSource>, Int32)	傳回位於序列中指定索引處的項目。Returns the element at a specified index in a sequence.
ElementAtOrDefault<TSource>(IEnumerable<TSource>, Int32)	傳回位於序列中指定索引處的元素；如果索引超出範圍，則傳回預設值。Returns the element at a specified index in a sequence or a default value if the index is out of range.
Except<TSource>(IEnumerable<TSource>, IEnumerable<TSource>)	使用預設相等比較子來比較值，以便產生兩個序列的差異。Produces the set difference of two sequences by using the default equality comparer to compare values.
Except<TSource>(IEnumerable<TSource>, IEnumerable<TSource>, IEqualityComparer<TSource>)	使用指定的 IEqualityComparer<T> 來比較值，以便產生兩個序列的差異。Produces the set difference of two sequences by using the specified IEqualityComparer<T> to compare values.
First<TSource>(IEnumerable<TSource>)	傳回序列的第一個項目。Returns the first element of a sequence.
First<TSource>(IEnumerable<TSource>, Func<TSource,Boolean>)	傳回序列中符合指定條件的第一個元素。Returns the first element in a sequence that satisfies a specified condition.
FirstOrDefault<TSource>(IEnumerable<TSource>)	傳回序列的第一個元素；如果序列中沒有包含任何元素，則傳回預設值。Returns the first element of a sequence, or a default value if the sequence contains no elements.
FirstOrDefault<TSource>(IEnumerable<TSource>, Func<TSource,Boolean>)	傳回序列中符合條件的第一個元素；如果找不到這類元素，則傳回預設值。Returns the first element of the sequence that satisfies a condition or a default value if no such element is found.
GroupBy<TSource,TKey>(IEnumerable<TSource>, Func<TSource,TKey>)	依據指定的索引鍵選擇器函式來群組序列的項目。Groups the elements of a sequence according to a specified key selector function.
GroupBy<TSource,TKey>(IEnumerable<TSource>, Func<TSource,TKey>, IEqualityComparer<TKey>)	依據指定的索引鍵選取器函式來群組序列的項目，並使用指定的比較子來比較索引鍵。Groups the elements of a sequence according to a specified key selector function and compares the keys by using a specified comparer.
GroupBy<TSource,TKey,TElement>(IEnumerable<TSource>, Func<TSource,TKey>, Func<TSource,TElement>)	依據指定的索引鍵選取器函式來群組序列的項目，並使用指定的函式來投影每個群組的項目。Groups the elements of a sequence according to a specified key selector function and projects the elements for each group by using a specified function.
GroupBy<TSource,TKey,TElement>(IEnumerable<TSource>, Func<TSource,TKey>, Func<TSource,TElement>, IEqualityComparer<TKey>)	依據索引鍵選取器函式來群組序列中的項目。Groups the elements of a sequence according to a key selector function. 索引鍵是使用比較子來進行比較，而每個群組的項目都是利用指定的函式進行投影。The keys are compared by using a comparer and each group's elements are projected by using a specified function.
GroupBy<TSource,TKey,TResult>(IEnumerable<TSource>, Func<TSource,TKey>, Func<TKey,IEnumerable<TSource>,TResult>)	依據指定的索引鍵選取器函式來群組序列的項目，並從每個群組及其索引鍵建立結果值。Groups the elements of a sequence according to a specified key selector function and creates a result value from each group and its key.
GroupBy<TSource,TKey,TResult>(IEnumerable<TSource>, Func<TSource,TKey>, Func<TKey,IEnumerable<TSource>,TResult>, IEqualityComparer<TKey>)	依據指定的索引鍵選取器函式來群組序列的項目，並從每個群組及其索引鍵建立結果值。Groups the elements of a sequence according to a specified key selector function and creates a result value from each group and its key. 索引鍵是使用指定的比較子來進行比較。The keys are compared by using a specified comparer.
GroupBy<TSource,TKey,TElement,TResult>(IEnumerable<TSource>, Func<TSource,TKey>, Func<TSource,TElement>, Func<TKey,IEnumerable<TElement>,TResult>)	依據指定的索引鍵選取器函式來群組序列的項目，並從每個群組及其索引鍵建立結果值。Groups the elements of a sequence according to a specified key selector function and creates a result value from each group and its key. 每個群組的項目都是利用指定的函式進行投影。The elements of each group are projected by using a specified function.
GroupBy<TSource,TKey,TElement,TResult>(IEnumerable<TSource>, Func<TSource,TKey>, Func<TSource,TElement>, Func<TKey,IEnumerable<TElement>,TResult>, IEqualityComparer<TKey>)	依據指定的索引鍵選取器函式來群組序列的項目，並從每個群組及其索引鍵建立結果值。Groups the elements of a sequence according to a specified key selector function and creates a result value from each group and its key. 索引鍵值是使用指定的比較子來進行比較，而每個群組的項目則都是利用指定的函式進行投影。Key values are compared by using a specified comparer, and the elements of each group are projected by using a specified function.
GroupJoin<TOuter,TInner,TKey,TResult>(IEnumerable<TOuter>, IEnumerable<TInner>, Func<TOuter,TKey>, Func<TInner,TKey>, Func<TOuter,IEnumerable<TInner>,TResult>)	根據索引鍵相等與否，將兩個序列的項目相互關聯，並群組產生的結果。Correlates the elements of two sequences based on equality of keys and groups the results. 預設的相等比較子是用於比較索引鍵。The default equality comparer is used to compare keys.
GroupJoin<TOuter,TInner,TKey,TResult>(IEnumerable<TOuter>, IEnumerable<TInner>, Func<TOuter,TKey>, Func<TInner,TKey>, Func<TOuter,IEnumerable<TInner>,TResult>, IEqualityComparer<TKey>)	根據索引鍵相等與否，將兩個序列的項目相互關聯，並群組產生的結果。Correlates the elements of two sequences based on key equality and groups the results. 指定的 IEqualityComparer<T> 是用於比較索引鍵。A specified IEqualityComparer<T> is used to compare keys.
Intersect<TSource>(IEnumerable<TSource>, IEnumerable<TSource>)	使用預設相等比較子來比較值，以便產生兩個序列的交集。Produces the set intersection of two sequences by using the default equality comparer to compare values.
Intersect<TSource>(IEnumerable<TSource>, IEnumerable<TSource>, IEqualityComparer<TSource>)	使用指定的 IEqualityComparer<T> 來比較值，以便產生兩個序列的交集。Produces the set intersection of two sequences by using the specified IEqualityComparer<T> to compare values.
Join<TOuter,TInner,TKey,TResult>(IEnumerable<TOuter>, IEnumerable<TInner>, Func<TOuter,TKey>, Func<TInner,TKey>, Func<TOuter,TInner,TResult>)	根據相符索引鍵，將兩個序列的項目相互關聯。Correlates the elements of two sequences based on matching keys. 預設的相等比較子是用於比較索引鍵。The default equality comparer is used to compare keys.
Join<TOuter,TInner,TKey,TResult>(IEnumerable<TOuter>, IEnumerable<TInner>, Func<TOuter,TKey>, Func<TInner,TKey>, Func<TOuter,TInner,TResult>, IEqualityComparer<TKey>)	根據相符索引鍵，將兩個序列的項目相互關聯。Correlates the elements of two sequences based on matching keys. 指定的 IEqualityComparer<T> 是用於比較索引鍵。A specified IEqualityComparer<T> is used to compare keys.
Last<TSource>(IEnumerable<TSource>)	傳回序列的最後一個項目。Returns the last element of a sequence.
Last<TSource>(IEnumerable<TSource>, Func<TSource,Boolean>)	傳回序列中符合指定之條件的最後一個元素。Returns the last element of a sequence that satisfies a specified condition.
LastOrDefault<TSource>(IEnumerable<TSource>)	傳回序列的最後一個元素；如果序列中沒有包含任何元素，則傳回預設值。Returns the last element of a sequence, or a default value if the sequence contains no elements.
LastOrDefault<TSource>(IEnumerable<TSource>, Func<TSource,Boolean>)	傳回序列中符合條件的最後一個元素；如果找不到這類元素，則傳回預設值。Returns the last element of a sequence that satisfies a condition or a default value if no such element is found.
LongCount<TSource>(IEnumerable<TSource>)	傳回代表序列中項目總數的 Int64。Returns an Int64 that represents the total number of elements in a sequence.
LongCount<TSource>(IEnumerable<TSource>, Func<TSource,Boolean>)	傳回 Int64，其代表序列中符合條件的項目數目。Returns an Int64 that represents how many elements in a sequence satisfy a condition.
Max<TSource>(IEnumerable<TSource>)	傳回泛型序列中的最大值。Returns the maximum value in a generic sequence.
Max<TSource>(IEnumerable<TSource>, Func<TSource,Decimal>)	在序列的每個項目上叫用轉換函式，並傳回最大的 Decimal 值。Invokes a transform function on each element of a sequence and returns the maximum Decimal value.
Max<TSource>(IEnumerable<TSource>, Func<TSource,Double>)	在序列的每個項目上叫用轉換函式，並傳回最大的 Double 值。Invokes a transform function on each element of a sequence and returns the maximum Double value.
Max<TSource>(IEnumerable<TSource>, Func<TSource,Int32>)	在序列的每個項目上叫用轉換函式，並傳回最大的 Int32 值。Invokes a transform function on each element of a sequence and returns the maximum Int32 value.
Max<TSource>(IEnumerable<TSource>, Func<TSource,Int64>)	在序列的每個項目上叫用轉換函式，並傳回最大的 Int64 值。Invokes a transform function on each element of a sequence and returns the maximum Int64 value.
Max<TSource>(IEnumerable<TSource>, Func<TSource,Nullable<Decimal>>)	在序列的每個項目上叫用轉換函式，並傳回最大的可為 Null 之 Decimal 值。Invokes a transform function on each element of a sequence and returns the maximum nullable Decimal value.
Max<TSource>(IEnumerable<TSource>, Func<TSource,Nullable<Double>>)	在序列的每個項目上叫用轉換函式，並傳回最大的可為 Null 之 Double 值。Invokes a transform function on each element of a sequence and returns the maximum nullable Double value.
Max<TSource>(IEnumerable<TSource>, Func<TSource,Nullable<Int32>>)	在序列的每個項目上叫用轉換函式，並傳回最大的可為 Null 之 Int32 值。Invokes a transform function on each element of a sequence and returns the maximum nullable Int32 value.
Max<TSource>(IEnumerable<TSource>, Func<TSource,Nullable<Int64>>)	在序列的每個項目上叫用轉換函式，並傳回最大的可為 Null 之 Int64 值。Invokes a transform function on each element of a sequence and returns the maximum nullable Int64 value.
Max<TSource>(IEnumerable<TSource>, Func<TSource,Nullable<Single>>)	在序列的每個項目上叫用轉換函式，並傳回最大的可為 Null 之 Single 值。Invokes a transform function on each element of a sequence and returns the maximum nullable Single value.
Max<TSource>(IEnumerable<TSource>, Func<TSource,Single>)	在序列的每個項目上叫用轉換函式，並傳回最大的 Single 值。Invokes a transform function on each element of a sequence and returns the maximum Single value.
Max<TSource,TResult>(IEnumerable<TSource>, Func<TSource,TResult>)	在泛型序列的每個項目上叫用轉換函式，並傳回最大的結果值。Invokes a transform function on each element of a generic sequence and returns the maximum resulting value.
Min<TSource>(IEnumerable<TSource>)	傳回泛型序列中的最小值。Returns the minimum value in a generic sequence.
Min<TSource>(IEnumerable<TSource>, Func<TSource,Decimal>)	在序列的每個項目上叫用轉換函式，並傳回最小的 Decimal 值。Invokes a transform function on each element of a sequence and returns the minimum Decimal value.
Min<TSource>(IEnumerable<TSource>, Func<TSource,Double>)	在序列的每個項目上叫用轉換函式，並傳回最小的 Double 值。Invokes a transform function on each element of a sequence and returns the minimum Double value.
Min<TSource>(IEnumerable<TSource>, Func<TSource,Int32>)	在序列的每個項目上叫用轉換函式，並傳回最小的 Int32 值。Invokes a transform function on each element of a sequence and returns the minimum Int32 value.
Min<TSource>(IEnumerable<TSource>, Func<TSource,Int64>)	在序列的每個項目上叫用轉換函式，並傳回最小的 Int64 值。Invokes a transform function on each element of a sequence and returns the minimum Int64 value.
Min<TSource>(IEnumerable<TSource>, Func<TSource,Nullable<Decimal>>)	在序列的每個項目上叫用轉換函式，並傳回最小的可為 Null 之 Decimal 值。Invokes a transform function on each element of a sequence and returns the minimum nullable Decimal value.
Min<TSource>(IEnumerable<TSource>, Func<TSource,Nullable<Double>>)	在序列的每個項目上叫用轉換函式，並傳回最小的可為 Null 之 Double 值。Invokes a transform function on each element of a sequence and returns the minimum nullable Double value.
Min<TSource>(IEnumerable<TSource>, Func<TSource,Nullable<Int32>>)	在序列的每個項目上叫用轉換函式，並傳回最小的可為 Null 之 Int32 值。Invokes a transform function on each element of a sequence and returns the minimum nullable Int32 value.
Min<TSource>(IEnumerable<TSource>, Func<TSource,Nullable<Int64>>)	在序列的每個項目上叫用轉換函式，並傳回最小的可為 Null 之 Int64 值。Invokes a transform function on each element of a sequence and returns the minimum nullable Int64 value.
Min<TSource>(IEnumerable<TSource>, Func<TSource,Nullable<Single>>)	在序列的每個項目上叫用轉換函式，並傳回最小的可為 Null 之 Single 值。Invokes a transform function on each element of a sequence and returns the minimum nullable Single value.
Min<TSource>(IEnumerable<TSource>, Func<TSource,Single>)	在序列的每個項目上叫用轉換函式，並傳回最小的 Single 值。Invokes a transform function on each element of a sequence and returns the minimum Single value.
Min<TSource,TResult>(IEnumerable<TSource>, Func<TSource,TResult>)	在泛型序列的每個項目上叫用轉換函式，並傳回最小的結果值。Invokes a transform function on each element of a generic sequence and returns the minimum resulting value.
OfType<TResult>(IEnumerable)	根據指定的型別來篩選 IEnumerable 的項目。Filters the elements of an IEnumerable based on a specified type.
OrderBy<TSource,TKey>(IEnumerable<TSource>, Func<TSource,TKey>)	依據索引鍵，按遞增順序排序序列中的項目。Sorts the elements of a sequence in ascending order according to a key.
OrderBy<TSource,TKey>(IEnumerable<TSource>, Func<TSource,TKey>, IComparer<TKey>)	使用指定的比較子，依遞增順序排序序列中的項目。Sorts the elements of a sequence in ascending order by using a specified comparer.
OrderByDescending<TSource,TKey>(IEnumerable<TSource>, Func<TSource,TKey>)	依據索引鍵，按遞減順序排序序列中的項目。Sorts the elements of a sequence in descending order according to a key.
OrderByDescending<TSource,TKey>(IEnumerable<TSource>, Func<TSource,TKey>, IComparer<TKey>)	使用指定的比較子，依遞減順序排序序列中的項目。Sorts the elements of a sequence in descending order by using a specified comparer.
Prepend<TSource>(IEnumerable<TSource>, TSource)	將值新增至序列的開頭。Adds a value to the beginning of the sequence.
Reverse<TSource>(IEnumerable<TSource>)	反轉序列中項目的排序方向。Inverts the order of the elements in a sequence.
Select<TSource,TResult>(IEnumerable<TSource>, Func<TSource,TResult>)	將序列的每個元素規劃成一個新的表單。Projects each element of a sequence into a new form.
Select<TSource,TResult>(IEnumerable<TSource>, Func<TSource,Int32,TResult>)	透過加入項目的索引，將序列的每個項目投影成新的表單。Projects each element of a sequence into a new form by incorporating the element's index.
SelectMany<TSource,TResult>(IEnumerable<TSource>, Func<TSource,IEnumerable<TResult>>)	將序列的每個項目都投影成 IEnumerable<T>，並將產生的序列簡化成單一序列。Projects each element of a sequence to an IEnumerable<T> and flattens the resulting sequences into one sequence.
SelectMany<TSource,TResult>(IEnumerable<TSource>, Func<TSource,Int32,IEnumerable<TResult>>)	將序列的每個項目都投影成 IEnumerable<T>，並將產生的序列簡化成單一序列。Projects each element of a sequence to an IEnumerable<T>, and flattens the resulting sequences into one sequence. 各來源項目的索引是在該項目的投影表單中使用。The index of each source element is used in the projected form of that element.
SelectMany<TSource,TCollection,TResult>(IEnumerable<TSource>, Func<TSource,IEnumerable<TCollection>>, Func<TSource,TCollection,TResult>)	將序列的每個項目投影為 IEnumerable<T>、將產生的序列簡化成單一序列，並對其中的每個項目叫用結果選取器函式。Projects each element of a sequence to an IEnumerable<T>, flattens the resulting sequences into one sequence, and invokes a result selector function on each element therein.
SelectMany<TSource,TCollection,TResult>(IEnumerable<TSource>, Func<TSource,Int32,IEnumerable<TCollection>>, Func<TSource,TCollection,TResult>)	將序列的每個項目投影為 IEnumerable<T>、將產生的序列簡化成單一序列，並對其中的每個項目叫用結果選取器函式。Projects each element of a sequence to an IEnumerable<T>, flattens the resulting sequences into one sequence, and invokes a result selector function on each element therein. 各來源項目的索引是在該項目的中繼投影表單中使用。The index of each source element is used in the intermediate projected form of that element.
SequenceEqual<TSource>(IEnumerable<TSource>, IEnumerable<TSource>)	使用項目之型別的預設相等比較子來比較項目，以判斷兩個序列是否相等。Determines whether two sequences are equal by comparing the elements by using the default equality comparer for their type.
SequenceEqual<TSource>(IEnumerable<TSource>, IEnumerable<TSource>, IEqualityComparer<TSource>)	使用指定的 IEqualityComparer<T> 來比較項目，以判斷兩個序列是否相等。Determines whether two sequences are equal by comparing their elements by using a specified IEqualityComparer<T>.
Single<TSource>(IEnumerable<TSource>)	傳回序列的唯一一個元素，如果序列中不是正好一個元素，則擲回例外狀況。Returns the only element of a sequence, and throws an exception if there is not exactly one element in the sequence.
Single<TSource>(IEnumerable<TSource>, Func<TSource,Boolean>)	傳回序列中符合指定之條件的唯一一個元素，如果有一個以上這類元素，則擲回例外狀況。Returns the only element of a sequence that satisfies a specified condition, and throws an exception if more than one such element exists.
SingleOrDefault<TSource>(IEnumerable<TSource>)	傳回序列的唯一一個項目，如果序列是空白，則為預設值，如果序列中有一個以上的項目，這個方法就會擲回例外狀況。Returns the only element of a sequence, or a default value if the sequence is empty; this method throws an exception if there is more than one element in the sequence.
SingleOrDefault<TSource>(IEnumerable<TSource>, Func<TSource,Boolean>)	傳回序列中符合指定之條件的唯一一個元素，如果沒有這類元素，則為預設值，如果有一個以上的元素符合條件，這個方法就會擲回例外狀況。Returns the only element of a sequence that satisfies a specified condition or a default value if no such element exists; this method throws an exception if more than one element satisfies the condition.
Skip<TSource>(IEnumerable<TSource>, Int32)	略過序列中指定的項目數目，然後傳回其餘項目。Bypasses a specified number of elements in a sequence and then returns the remaining elements.
SkipLast<TSource>(IEnumerable<TSource>, Int32)	傳回新的可列舉集合，其包含已省略來源集合最後 `count` 元素的所有 `source` 元素。Returns a new enumerable collection that contains the elements from `source` with the last `count` elements of the source collection omitted.
SkipWhile<TSource>(IEnumerable<TSource>, Func<TSource,Boolean>)	只要指定的條件為 true，便略過序列中的項目，然後傳回其餘項目。Bypasses elements in a sequence as long as a specified condition is true and then returns the remaining elements.
SkipWhile<TSource>(IEnumerable<TSource>, Func<TSource,Int32,Boolean>)	只要指定的條件為 true，便略過序列中的項目，然後傳回其餘項目。Bypasses elements in a sequence as long as a specified condition is true and then returns the remaining elements. 項目的索引是用於述詞功能的邏輯中。The element's index is used in the logic of the predicate function.
Sum<TSource>(IEnumerable<TSource>, Func<TSource,Decimal>)	計算在輸入序列中各項目上叫用轉換函式後所取得之 Decimal 值序列的總和。Computes the sum of the sequence of Decimal values that are obtained by invoking a transform function on each element of the input sequence.
Sum<TSource>(IEnumerable<TSource>, Func<TSource,Double>)	計算在輸入序列中各項目上叫用轉換函式後所取得之 Double 值序列的總和。Computes the sum of the sequence of Double values that are obtained by invoking a transform function on each element of the input sequence.
Sum<TSource>(IEnumerable<TSource>, Func<TSource,Int32>)	計算在輸入序列中各項目上叫用轉換函式後所取得之 Int32 值序列的總和。Computes the sum of the sequence of Int32 values that are obtained by invoking a transform function on each element of the input sequence.
Sum<TSource>(IEnumerable<TSource>, Func<TSource,Int64>)	計算在輸入序列中各項目上叫用轉換函式後所取得之 Int64 值序列的總和。Computes the sum of the sequence of Int64 values that are obtained by invoking a transform function on each element of the input sequence.
Sum<TSource>(IEnumerable<TSource>, Func<TSource,Nullable<Decimal>>)	計算在輸入序列中各項目上叫用轉換函式後所取得可為 Null 之 Decimal 值的總和。Computes the sum of the sequence of nullable Decimal values that are obtained by invoking a transform function on each element of the input sequence.
Sum<TSource>(IEnumerable<TSource>, Func<TSource,Nullable<Double>>)	計算在輸入序列中各項目上叫用轉換函式後所取得可為 Null 之 Double 值的總和。Computes the sum of the sequence of nullable Double values that are obtained by invoking a transform function on each element of the input sequence.
Sum<TSource>(IEnumerable<TSource>, Func<TSource,Nullable<Int32>>)	計算在輸入序列中各項目上叫用轉換函式後所取得可為 Null 之 Int32 值的總和。Computes the sum of the sequence of nullable Int32 values that are obtained by invoking a transform function on each element of the input sequence.
Sum<TSource>(IEnumerable<TSource>, Func<TSource,Nullable<Int64>>)	計算在輸入序列中各項目上叫用轉換函式後所取得可為 Null 之 Int64 值的總和。Computes the sum of the sequence of nullable Int64 values that are obtained by invoking a transform function on each element of the input sequence.
Sum<TSource>(IEnumerable<TSource>, Func<TSource,Nullable<Single>>)	計算在輸入序列中各項目上叫用轉換函式後所取得可為 Null 之 Single 值的總和。Computes the sum of the sequence of nullable Single values that are obtained by invoking a transform function on each element of the input sequence.
Sum<TSource>(IEnumerable<TSource>, Func<TSource,Single>)	計算在輸入序列中各項目上叫用轉換函式後所取得之 Single 值序列的總和。Computes the sum of the sequence of Single values that are obtained by invoking a transform function on each element of the input sequence.
Take<TSource>(IEnumerable<TSource>, Int32)	從序列開頭傳回指定的連續項目數目。Returns a specified number of contiguous elements from the start of a sequence.
TakeLast<TSource>(IEnumerable<TSource>, Int32)	傳回新的可列舉集合，其包含 `source` 的最後 `count` 元素。Returns a new enumerable collection that contains the last `count` elements from `source`.
TakeWhile<TSource>(IEnumerable<TSource>, Func<TSource,Boolean>)	只要指定的條件為 true，就會傳回序列中的項目。Returns elements from a sequence as long as a specified condition is true.
TakeWhile<TSource>(IEnumerable<TSource>, Func<TSource,Int32,Boolean>)	只要指定的條件為 true，就會傳回序列中的項目。Returns elements from a sequence as long as a specified condition is true. 項目的索引是用於述詞功能的邏輯中。The element's index is used in the logic of the predicate function.
ToArray<TSource>(IEnumerable<TSource>)	從 IEnumerable<T> 建立陣列。Creates an array from a IEnumerable<T>.
ToDictionary<TSource,TKey>(IEnumerable<TSource>, Func<TSource,TKey>)	根據指定的索引鍵選擇器函式，從 Dictionary<TKey,TValue> 建立 IEnumerable<T>。Creates a Dictionary<TKey,TValue> from an IEnumerable<T> according to a specified key selector function.
ToDictionary<TSource,TKey>(IEnumerable<TSource>, Func<TSource,TKey>, IEqualityComparer<TKey>)	根據指定的索引鍵選取器函式和索引鍵比較子，從 Dictionary<TKey,TValue> 建立 IEnumerable<T>。Creates a Dictionary<TKey,TValue> from an IEnumerable<T> according to a specified key selector function and key comparer.
ToDictionary<TSource,TKey,TElement>(IEnumerable<TSource>, Func<TSource,TKey>, Func<TSource,TElement>)	根據指定的索引鍵選取器和項目選取器函式，從 Dictionary<TKey,TValue> 建立 IEnumerable<T>。Creates a Dictionary<TKey,TValue> from an IEnumerable<T> according to specified key selector and element selector functions.
ToDictionary<TSource,TKey,TElement>(IEnumerable<TSource>, Func<TSource,TKey>, Func<TSource,TElement>, IEqualityComparer<TKey>)	根據指定的索引鍵選取器函式、比較子和項目選取器函式，從 Dictionary<TKey,TValue> 建立 IEnumerable<T>。Creates a Dictionary<TKey,TValue> from an IEnumerable<T> according to a specified key selector function, a comparer, and an element selector function.
ToHashSet<TSource>(IEnumerable<TSource>)	從 IEnumerable<T> 建立 HashSet<T>。Creates a HashSet<T> from an IEnumerable<T>.
ToHashSet<TSource>(IEnumerable<TSource>, IEqualityComparer<TSource>)	使用比較金鑰的 `comparer` 從 IEnumerable<T> 建立 HashSet<T>。Creates a HashSet<T> from an IEnumerable<T> using the `comparer` to compare keys.
ToList<TSource>(IEnumerable<TSource>)	從 IEnumerable<T> 建立 List<T>。Creates a List<T> from an IEnumerable<T>.
ToLookup<TSource,TKey>(IEnumerable<TSource>, Func<TSource,TKey>)	根據指定的索引鍵選擇器函式，從 Lookup<TKey,TElement> 建立 IEnumerable<T>。Creates a Lookup<TKey,TElement> from an IEnumerable<T> according to a specified key selector function.
ToLookup<TSource,TKey>(IEnumerable<TSource>, Func<TSource,TKey>, IEqualityComparer<TKey>)	根據指定的索引鍵選取器函式和索引鍵比較子，從 Lookup<TKey,TElement> 建立 IEnumerable<T>。Creates a Lookup<TKey,TElement> from an IEnumerable<T> according to a specified key selector function and key comparer.
ToLookup<TSource,TKey,TElement>(IEnumerable<TSource>, Func<TSource,TKey>, Func<TSource,TElement>)	根據指定的索引鍵選取器和項目選取器函式，從 Lookup<TKey,TElement> 建立 IEnumerable<T>。Creates a Lookup<TKey,TElement> from an IEnumerable<T> according to specified key selector and element selector functions.
ToLookup<TSource,TKey,TElement>(IEnumerable<TSource>, Func<TSource,TKey>, Func<TSource,TElement>, IEqualityComparer<TKey>)	根據指定的索引鍵選取器函式、比較子和項目選取器函式，從 Lookup<TKey,TElement> 建立 IEnumerable<T>。Creates a Lookup<TKey,TElement> from an IEnumerable<T> according to a specified key selector function, a comparer and an element selector function.
Union<TSource>(IEnumerable<TSource>, IEnumerable<TSource>)	使用預設相等比較值來比較值，以便產生兩個序列的集合等位。Produces the set union of two sequences by using the default equality comparer.
Union<TSource>(IEnumerable<TSource>, IEnumerable<TSource>, IEqualityComparer<TSource>)	使用指定的 IEqualityComparer<T> 產生兩個序列的集合等位。Produces the set union of two sequences by using a specified IEqualityComparer<T>.
Where<TSource>(IEnumerable<TSource>, Func<TSource,Boolean>)	根據述詞來篩選值序列。Filters a sequence of values based on a predicate.
Where<TSource>(IEnumerable<TSource>, Func<TSource,Int32,Boolean>)	根據述詞來篩選值序列。Filters a sequence of values based on a predicate. 述詞函式的邏輯中使用各項目的索引。Each element's index is used in the logic of the predicate function.
Zip<TFirst,TSecond>(IEnumerable<TFirst>, IEnumerable<TSecond>)	從兩個指定序列中的元素產生一系列元組。Produces a sequence of tuples with elements from the two specified sequences.
Zip<TFirst,TSecond,TResult>(IEnumerable<TFirst>, IEnumerable<TSecond>, Func<TFirst,TSecond,TResult>)	將指定的函式套用至兩個序列的對應項目，產生結果的序列。Applies a specified function to the corresponding elements of two sequences, producing a sequence of the results.
AsParallel(IEnumerable)	啟用查詢的平行化作業。Enables parallelization of a query.
AsParallel<TSource>(IEnumerable<TSource>)	啟用查詢的平行化作業。Enables parallelization of a query.
AsQueryable(IEnumerable)	將 IEnumerable 轉換成 IQueryable。Converts an IEnumerable to an IQueryable.
AsQueryable<TElement>(IEnumerable<TElement>)	將泛型 IEnumerable<T> 轉換成泛型 IQueryable<T>。Converts a generic IEnumerable<T> to a generic IQueryable<T>.
Ancestors<T>(IEnumerable<T>)	傳回包含來源集合中每個節點祖系的項目集合。Returns a collection of elements that contains the ancestors of every node in the source collection.
Ancestors<T>(IEnumerable<T>, XName)	傳回包含來源集合中每個節點祖系的已篩選項目集合。Returns a filtered collection of elements that contains the ancestors of every node in the source collection. 集合中只會包含具有相符之 XName 的項目。Only elements that have a matching XName are included in the collection.
DescendantNodes<T>(IEnumerable<T>)	傳回來源集合中每個文件和項目之子代節點的集合。Returns a collection of the descendant nodes of every document and element in the source collection.
Descendants<T>(IEnumerable<T>)	傳回包含來源集合中每個項目和文件之子代項目的項目集合。Returns a collection of elements that contains the descendant elements of every element and document in the source collection.
Descendants<T>(IEnumerable<T>, XName)	傳回已篩選的項目集合，其中包含來源集合中每個項目和文件的子代項目。Returns a filtered collection of elements that contains the descendant elements of every element and document in the source collection. 集合中只會包含具有相符之 XName 的項目。Only elements that have a matching XName are included in the collection.
Elements<T>(IEnumerable<T>)	傳回來源集合中每個項目和文件的子項目集合。Returns a collection of the child elements of every element and document in the source collection.
Elements<T>(IEnumerable<T>, XName)	傳回來源集合中每個項目和文件的已篩選子項目集合。Returns a filtered collection of the child elements of every element and document in the source collection. 集合中只會包含具有相符之 XName 的項目。Only elements that have a matching XName are included in the collection.
InDocumentOrder<T>(IEnumerable<T>)	傳回包含來源集合中所有節點的節點集合，依據文件順序來排序。Returns a collection of nodes that contains all nodes in the source collection, sorted in document order.
Nodes<T>(IEnumerable<T>)	傳回來源集合中每個文件和項目的子節點集合。Returns a collection of the child nodes of every document and element in the source collection.
Remove<T>(IEnumerable<T>)	在來源集合中，從每一個節點的父節點移除這些節點。Removes every node in the source collection from its parent node.

適用於