ChangeConflictCollection 类
定义
返回在并发冲突中涉及的对象集合。Returns a collection of objects involved in concurrency conflicts.
public ref class ChangeConflictCollection sealed : System::Collections::Generic::ICollection<System::Data::Linq::ObjectChangeConflict ^>, System::Collections::Generic::IEnumerable<System::Data::Linq::ObjectChangeConflict ^>, System::Collections::ICollection
public sealed class ChangeConflictCollection : System.Collections.Generic.ICollection<System.Data.Linq.ObjectChangeConflict>, System.Collections.Generic.IEnumerable<System.Data.Linq.ObjectChangeConflict>, System.Collections.ICollection
type ChangeConflictCollection = class
interface ICollection<ObjectChangeConflict>
interface ICollection
interface seq<ObjectChangeConflict>
interface IEnumerable
type ChangeConflictCollection = class
interface ICollection<ObjectChangeConflict>
interface seq<ObjectChangeConflict>
interface IEnumerable
interface ICollection
Public NotInheritable Class ChangeConflictCollection
Implements ICollection, ICollection(Of ObjectChangeConflict), IEnumerable(Of ObjectChangeConflict)
- 继承
-
ChangeConflictCollection
- 实现
示例
在下面的示例中,检索有关发生冲突的对象的信息, db.ChangeConflicts 表示这些对象的集合。In the following example that retrieves information about objects in conflict, db.ChangeConflicts represents the collection of those objects.
Northwnd db = new Northwnd("...");
try
{
db.SubmitChanges(ConflictMode.ContinueOnConflict);
}
catch (ChangeConflictException e)
{
Console.WriteLine("Optimistic concurrency error.");
Console.WriteLine(e.Message);
foreach (ObjectChangeConflict occ in db.ChangeConflicts)
{
MetaTable metatable = db.Mapping.GetTable(occ.Object.GetType());
Customer entityInConflict = (Customer)occ.Object;
Console.WriteLine("Table name: {0}", metatable.TableName);
Console.Write("Customer ID: ");
Console.WriteLine(entityInConflict.CustomerID);
Console.ReadLine();
}
}
Dim db As New Northwnd("...")
Try
db.SubmitChanges(ConflictMode.ContinueOnConflict)
Catch ex As ChangeConflictException
Console.WriteLine("Optimistic concurrency error.")
Console.WriteLine(ex.Message)
For Each occ As ObjectChangeConflict In db.ChangeConflicts
Dim metatable As MetaTable = db.Mapping.GetTable(occ.Object.GetType())
Dim entityInConflict = occ.Object
Console.WriteLine("Table name: " & metatable.TableName)
Console.Write("Customer ID: ")
Console.WriteLine(entityInConflict.CustomerID)
Console.ReadLine()
Next
End Try
属性
| Count |
返回集合中的冲突数。Returns the number of conflicts in the collection. |
| Item[Int32] |
返回发生冲突的项。Returns an item in conflict. |
方法
| Clear() |
从集合中移除所有冲突。Removes all conflicts from the collection. |
| Contains(ObjectChangeConflict) |
指定给定冲突是否为集合的成员。Specifies whether a given conflict is a member of the collection. |
| CopyTo(ObjectChangeConflict[], Int32) |
有关此成员的说明,请参见 CopyTo(Array, Int32)。For a description of this member, see CopyTo(Array, Int32). |
| Equals(Object) |
确定指定对象是否等于当前对象。Determines whether the specified object is equal to the current object. (继承自 Object) |
| GetEnumerator() |
返回集合的枚举器。Returns the enumerator for the collection. |
| GetHashCode() |
作为默认哈希函数。Serves as the default hash function. (继承自 Object) |
| GetType() |
获取当前实例的 Type。Gets the Type of the current instance. (继承自 Object) |
| MemberwiseClone() |
创建当前 Object 的浅表副本。Creates a shallow copy of the current Object. (继承自 Object) |
| Remove(ObjectChangeConflict) |
指定是否从集合中移除指定冲突。Specifies whether the specified conflict is removed from the collection. |
| ResolveAll(RefreshMode) |
通过使用指定策略解析集合中的所有冲突。Resolves all conflicts in the collection by using the specified strategy. |
| ResolveAll(RefreshMode, Boolean) |
通过使用指定策略解析集合中的所有冲突。Resolves all conflicts in the collection by using the specified strategy. |
| ToString() |
返回表示当前对象的字符串。Returns a string that represents the current object. (继承自 Object) |
显式接口实现
| ICollection.CopyTo(Array, Int32) |
将集合复制到数组。Copies the collection to an array. |
| ICollection.IsSynchronized |
有关此成员的说明,请参见 IsSynchronized。For a description of this member, see IsSynchronized. |
| ICollection.SyncRoot |
有关此成员的说明,请参见 IsSynchronized。For a description of this member, see IsSynchronized. |
| ICollection<ObjectChangeConflict>.Add(ObjectChangeConflict) |
有关此成员的说明,请参见 Add(T)。For a description of this member, see Add(T). |
| ICollection<ObjectChangeConflict>.IsReadOnly |
有关此成员的说明,请参见 IsReadOnly。For a description of this member, see IsReadOnly. |
| IEnumerable.GetEnumerator() |
有关此成员的说明,请参见 GetEnumerator()。For a description of this member, see GetEnumerator(). |
扩展方法
| CopyToDataTable<T>(IEnumerable<T>) |
在给定其泛型参数 |
| CopyToDataTable<T>(IEnumerable<T>, DataTable, LoadOption) |
在给定其泛型参数 |
| CopyToDataTable<T>(IEnumerable<T>, DataTable, LoadOption, FillErrorEventHandler) |
在给定其泛型参数 |
| Aggregate<TSource>(IEnumerable<TSource>, Func<TSource,TSource,TSource>) |
对序列应用累加器函数。Applies an accumulator function over a sequence. |
| Aggregate<TSource,TAccumulate>(IEnumerable<TSource>, TAccumulate, Func<TAccumulate,TSource,TAccumulate>) |
对序列应用累加器函数。Applies an accumulator function over a sequence. 将指定的种子值用作累加器初始值。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>) |
对序列应用累加器函数。Applies an accumulator function over a sequence. 将指定的种子值用作累加器的初始值,并使用指定的函数选择结果值。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>) |
确定序列中的所有元素是否都满足条件。Determines whether all elements of a sequence satisfy a condition. |
| Any<TSource>(IEnumerable<TSource>) |
确定序列是否包含任何元素。Determines whether a sequence contains any elements. |
| Any<TSource>(IEnumerable<TSource>, Func<TSource,Boolean>) |
确定序列中是否存在任意一个元素满足条件。Determines whether any element of a sequence satisfies a condition. |
| Append<TSource>(IEnumerable<TSource>, TSource) |
将一个值追加到序列末尾。Appends a value to the end of the sequence. |
| AsEnumerable<TSource>(IEnumerable<TSource>) |
返回类型化为 IEnumerable<T> 的输入。Returns the input typed as IEnumerable<T>. |
| Average<TSource>(IEnumerable<TSource>, Func<TSource,Decimal>) |
计算 Decimal 值序列的平均值,这些值可通过对输入序列的每个元素调用转换函数获得。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>) |
计算 Double 值序列的平均值,这些值可通过对输入序列的每个元素调用转换函数获得。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>) |
计算 Int32 值序列的平均值,这些值可通过对输入序列的每个元素调用转换函数获得。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>) |
计算 Int64 值序列的平均值,这些值可通过对输入序列的每个元素调用转换函数获得。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>>) |
计算可以为 null 的 Decimal 值序列的平均值,这些值可通过对输入序列的每个元素调用转换函数获得。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>>) |
计算可以为 null 的 Double 值序列的平均值,这些值可通过对输入序列的每个元素调用转换函数获得。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>>) |
计算可以为 null 的 Int32 值序列的平均值,这些值可通过对输入序列的每个元素调用转换函数获得。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>>) |
计算可以为 null 的 Int64 值序列的平均值,这些值可通过对输入序列的每个元素调用转换函数获得。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>>) |
计算可以为 null 的 Single 值序列的平均值,这些值可通过对输入序列的每个元素调用转换函数获得。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>) |
计算 Single 值序列的平均值,这些值可通过对输入序列的每个元素调用转换函数获得。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) |
将 IEnumerable 的元素强制转换为指定的类型。Casts the elements of an IEnumerable to the specified type. |
| Concat<TSource>(IEnumerable<TSource>, IEnumerable<TSource>) |
连接两个序列。Concatenates two sequences. |
| Contains<TSource>(IEnumerable<TSource>, TSource) |
通过使用默认的相等比较器确定序列是否包含指定的元素。Determines whether a sequence contains a specified element by using the default equality comparer. |
| Contains<TSource>(IEnumerable<TSource>, TSource, IEqualityComparer<TSource>) |
通过使用指定的 IEqualityComparer<T> 确定序列是否包含指定的元素。Determines whether a sequence contains a specified element by using a specified IEqualityComparer<T>. |
| Count<TSource>(IEnumerable<TSource>) |
返回序列中的元素数量。Returns the number of elements in a sequence. |
| Count<TSource>(IEnumerable<TSource>, Func<TSource,Boolean>) |
返回表示在指定的序列中满足条件的元素数量的数字。Returns a number that represents how many elements in the specified sequence satisfy a condition. |
| DefaultIfEmpty<TSource>(IEnumerable<TSource>) |
返回指定序列中的元素;如果序列为空,则返回单一实例集合中的类型参数的默认值。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) |
返回指定序列中的元素;如果序列为空,则返回单一实例集合中的指定值。Returns the elements of the specified sequence or the specified value in a singleton collection if the sequence is empty. |
| Distinct<TSource>(IEnumerable<TSource>) |
通过使用默认的相等比较器对值进行比较,返回序列中的非重复元素。Returns distinct elements from a sequence by using the default equality comparer to compare values. |
| Distinct<TSource>(IEnumerable<TSource>, IEqualityComparer<TSource>) |
通过使用指定的 IEqualityComparer<T> 对值进行比较,返回序列中的非重复元素。Returns distinct elements from a sequence by using a specified IEqualityComparer<T> to compare values. |
| ElementAt<TSource>(IEnumerable<TSource>, Int32) |
返回序列中指定索引处的元素。Returns the element at a specified index in a sequence. |
| ElementAtOrDefault<TSource>(IEnumerable<TSource>, Int32) |
返回序列中指定索引处的元素;如果索引超出范围,则返回默认值。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>) |
通过使用默认的相等比较器对值进行比较,生成两个序列的差集。Produces the set difference of two sequences by using the default equality comparer to compare values. |
| Except<TSource>(IEnumerable<TSource>, IEnumerable<TSource>, IEqualityComparer<TSource>) |
通过使用指定的 IEqualityComparer<T> 对值进行比较,生成两个序列的差集。Produces the set difference of two sequences by using the specified IEqualityComparer<T> to compare values. |
| First<TSource>(IEnumerable<TSource>) |
返回序列中的第一个元素。Returns the first element of a sequence. |
| First<TSource>(IEnumerable<TSource>, Func<TSource,Boolean>) |
返回序列中满足指定条件的第一个元素。Returns the first element in a sequence that satisfies a specified condition. |
| FirstOrDefault<TSource>(IEnumerable<TSource>) |
返回序列中的第一个元素;如果序列中不包含任何元素,则返回默认值。Returns the first element of a sequence, or a default value if the sequence contains no elements. |
| FirstOrDefault<TSource>(IEnumerable<TSource>, Func<TSource,Boolean>) |
返回序列中满足条件的第一个元素;如果未找到这样的元素,则返回默认值。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>) |
根据指定的键选择器函数对序列中的元素进行分组。Groups the elements of a sequence according to a specified key selector function. |
| GroupBy<TSource,TKey>(IEnumerable<TSource>, Func<TSource,TKey>, IEqualityComparer<TKey>) |
根据指定的键选择器函数对序列中的元素进行分组,并使用指定的比较器对键进行比较。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>) |
根据指定的键选择器函数对序列中的元素进行分组,并且通过使用指定的函数对每个组中的元素进行投影。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>) |
根据键选择器函数对序列中的元素进行分组。Groups the elements of a sequence according to a key selector function. 通过使用比较器对键进行比较,并且通过使用指定的函数对每个组的元素进行投影。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>) |
根据指定的键选择器函数对序列中的元素进行分组,并且从每个组及其键中创建结果值。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>) |
根据指定的键选择器函数对序列中的元素进行分组,并且从每个组及其键中创建结果值。Groups the elements of a sequence according to a specified key selector function and creates a result value from each group and its key. 通过使用指定的比较器对键进行比较。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>) |
根据指定的键选择器函数对序列中的元素进行分组,并且从每个组及其键中创建结果值。Groups the elements of a sequence according to a specified key selector function and creates a result value from each group and its key. 通过使用指定的函数对每个组的元素进行投影。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>) |
根据指定的键选择器函数对序列中的元素进行分组,并且从每个组及其键中创建结果值。Groups the elements of a sequence according to a specified key selector function and creates a result value from each group and its key. 通过使用指定的比较器对键值进行比较,并且通过使用指定的函数对每个组的元素进行投影。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>) |
基于键值等同性对两个序列的元素进行关联,并对结果进行分组。Correlates the elements of two sequences based on equality of keys and groups the results. 使用默认的相等比较器对键进行比较。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>) |
基于键值等同性对两个序列的元素进行关联,并对结果进行分组。Correlates the elements of two sequences based on key equality and groups the results. 使用指定的 IEqualityComparer<T> 对键进行比较。A specified IEqualityComparer<T> is used to compare keys. |
| Intersect<TSource>(IEnumerable<TSource>, IEnumerable<TSource>) |
通过使用默认的相等比较器对值进行比较,生成两个序列的交集。Produces the set intersection of two sequences by using the default equality comparer to compare values. |
| Intersect<TSource>(IEnumerable<TSource>, IEnumerable<TSource>, IEqualityComparer<TSource>) |
通过使用指定的 IEqualityComparer<T> 对值进行比较,生成两个序列的交集。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>) |
基于匹配键对两个序列的元素进行关联。Correlates the elements of two sequences based on matching keys. 使用默认的相等比较器对键进行比较。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>) |
基于匹配键对两个序列的元素进行关联。Correlates the elements of two sequences based on matching keys. 使用指定的 IEqualityComparer<T> 对键进行比较。A specified IEqualityComparer<T> is used to compare keys. |
| Last<TSource>(IEnumerable<TSource>) |
返回序列的最后一个元素。Returns the last element of a sequence. |
| Last<TSource>(IEnumerable<TSource>, Func<TSource,Boolean>) |
返回序列中满足指定条件的最后一个元素。Returns the last element of a sequence that satisfies a specified condition. |
| LastOrDefault<TSource>(IEnumerable<TSource>) |
返回序列中的最后一个元素;如果序列中不包含任何元素,则返回默认值。Returns the last element of a sequence, or a default value if the sequence contains no elements. |
| LastOrDefault<TSource>(IEnumerable<TSource>, Func<TSource,Boolean>) |
返回序列中满足条件的最后一个元素;如果未找到这样的元素,则返回默认值。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>) |
返回表示序列中元素总数的 Int64。Returns an Int64 that represents the total number of elements in a sequence. |
| LongCount<TSource>(IEnumerable<TSource>, Func<TSource,Boolean>) |
返回表示序列中满足条件的元素的数量的 Int64。Returns an Int64 that represents how many elements in a sequence satisfy a condition. |
| Max<TSource>(IEnumerable<TSource>) |
返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>) |
对序列中的每个元素调用转换函数,并返回最大的 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>) |
对序列中的每个元素调用转换函数,并返回最大的 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>) |
对序列中的每个元素调用转换函数,并返回最大的 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>) |
对序列中的每个元素调用转换函数,并返回最大的 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>>) |
对序列中的每个元素调用转换函数,并返回可以为 null 的最大的 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>>) |
对序列中的每个元素调用转换函数,并返回可以为 null 的最大的 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>>) |
对序列中的每个元素调用转换函数,并返回可以为 null 的最大的 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>>) |
对序列中的每个元素调用转换函数,并返回可以为 null 的最大的 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>>) |
对序列中的每个元素调用转换函数,并返回可以为 null 的最大的 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>) |
对序列中的每个元素调用转换函数,并返回最大的 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>) |
对序列中的每个元素调用转换函数,并返回最大结果值。Invokes a transform function on each element of a generic sequence and returns the maximum resulting value. |
| Min<TSource>(IEnumerable<TSource>) |
返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>) |
对序列中的每个元素调用转换函数,并返回最小的 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>) |
对序列中的每个元素调用转换函数,并返回最小的 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>) |
对序列中的每个元素调用转换函数,并返回最小的 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>) |
对序列中的每个元素调用转换函数,并返回最小的 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>>) |
对序列中的每个元素调用转换函数,并返回可以为 null 的最小的 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>>) |
对序列中的每个元素调用转换函数,并返回可以为 null 的最小的 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>>) |
对序列中的每个元素调用转换函数,并返回可以为 null 的最小的 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>>) |
对序列中的每个元素调用转换函数,并返回可以为 null 的最小的 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>>) |
对序列中的每个元素调用转换函数,并返回可以为 null 的最小的 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>) |
对序列中的每个元素调用转换函数,并返回最小的 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>) |
对序列中的每个元素调用转换函数,并返回最小结果值。Invokes a transform function on each element of a generic sequence and returns the minimum resulting value. |
| OfType<TResult>(IEnumerable) |
根据指定类型筛选 IEnumerable 的元素。Filters the elements of an IEnumerable based on a specified type. |
| OrderBy<TSource,TKey>(IEnumerable<TSource>, Func<TSource,TKey>) |
根据键按升序对序列的元素进行排序。Sorts the elements of a sequence in ascending order according to a key. |
| OrderBy<TSource,TKey>(IEnumerable<TSource>, Func<TSource,TKey>, IComparer<TKey>) |
使用指定的比较器按升序对序列的元素进行排序。Sorts the elements of a sequence in ascending order by using a specified comparer. |
| OrderByDescending<TSource,TKey>(IEnumerable<TSource>, Func<TSource,TKey>) |
根据键按降序对序列的元素进行排序。Sorts the elements of a sequence in descending order according to a key. |
| OrderByDescending<TSource,TKey>(IEnumerable<TSource>, Func<TSource,TKey>, IComparer<TKey>) |
使用指定的比较器按降序对序列的元素排序。Sorts the elements of a sequence in descending order by using a specified comparer. |
| Prepend<TSource>(IEnumerable<TSource>, TSource) |
向序列的开头添加值。Adds a value to the beginning of the sequence. |
| Reverse<TSource>(IEnumerable<TSource>) |
反转序列中元素的顺序。Inverts the order of the elements in a sequence. |
| Select<TSource,TResult>(IEnumerable<TSource>, Func<TSource,TResult>) |
将序列中的每个元素投影到新表单。Projects each element of a sequence into a new form. |
| Select<TSource,TResult>(IEnumerable<TSource>, Func<TSource,Int32,TResult>) |
通过合并元素的索引,将序列的每个元素投影到新窗体中。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>>) |
将序列的每个元素投影到 IEnumerable<T> 并将结果序列合并为一个序列。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>>) |
将序列的每个元素投影到 IEnumerable<T> 并将结果序列合并为一个序列。Projects each element of a sequence to an IEnumerable<T>, and flattens the resulting sequences into one sequence. 每个源元素的索引用于该元素的投影表。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>) |
将序列的每个元素投影到 IEnumerable<T>,并将结果序列合并为一个序列,并对其中每个元素调用结果选择器函数。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>) |
将序列的每个元素投影到 IEnumerable<T>,并将结果序列合并为一个序列,并对其中每个元素调用结果选择器函数。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. 每个源元素的索引用于该元素的中间投影表。The index of each source element is used in the intermediate projected form of that element. |
| SequenceEqual<TSource>(IEnumerable<TSource>, IEnumerable<TSource>) |
通过使用相应类型的默认相等比较器对序列的元素进行比较,以确定两个序列是否相等。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>) |
通过使用指定的 IEqualityComparer<T> 来比较两个序列的元素,以确定这两个序列是否相等。Determines whether two sequences are equal by comparing their elements by using a specified IEqualityComparer<T>. |
| Single<TSource>(IEnumerable<TSource>) |
返回序列的唯一元素;如果该序列并非恰好包含一个元素,则会引发异常。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>) |
返回序列中满足指定条件的唯一元素;如果有多个这样的元素存在,则会引发异常。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>) |
返回序列中的唯一元素;如果该序列为空,则返回默认值;如果该序列包含多个元素,此方法将引发异常。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>) |
返回序列中满足指定条件的唯一元素;如果这类元素不存在,则返回默认值;如果有多个元素满足该条件,此方法将引发异常。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) |
跳过序列中指定数量的元素,然后返回剩余的元素。Bypasses a specified number of elements in a sequence and then returns the remaining elements. |
| SkipLast<TSource>(IEnumerable<TSource>, Int32) |
返回一个新的可枚举集合,它包含 |
| SkipWhile<TSource>(IEnumerable<TSource>, Func<TSource,Boolean>) |
如果指定的条件为 true,则跳过序列中的元素,然后返回剩余的元素。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>) |
如果指定的条件为 true,则跳过序列中的元素,然后返回剩余的元素。Bypasses elements in a sequence as long as a specified condition is true and then returns the remaining elements. 将在谓词函数的逻辑中使用元素的索引。The element's index is used in the logic of the predicate function. |
| Sum<TSource>(IEnumerable<TSource>, Func<TSource,Decimal>) |
计算 Decimal 值序列的总和,这些值可通过对输入序列中的每个元素调用转换函数获得。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>) |
计算 Double 值序列的总和,这些值可通过对输入序列中的每个元素调用转换函数获得。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>) |
计算 Int32 值序列的总和,这些值可通过对输入序列中的每个元素调用转换函数获得。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>) |
计算 Int64 值序列的总和,这些值可通过对输入序列中的每个元素调用转换函数获得。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>>) |
计算可以为 null 的 Decimal 值序列的总和,这些值可通过对输入序列的每个元素调用转换函数获得。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>>) |
计算可以为 null 的 Double 值序列的总和,这些值可通过对输入序列的每个元素调用转换函数获得。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>>) |
计算可以为 null 的 Int32 值序列的总和,这些值可通过对输入序列的每个元素调用转换函数获得。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>>) |
计算可以为 null 的 Int64 值序列的总和,这些值可通过对输入序列的每个元素调用转换函数获得。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>>) |
计算可以为 null 的 Single 值序列的总和,这些值可通过对输入序列的每个元素调用转换函数获得。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>) |
计算 Single 值序列的总和,这些值可通过对输入序列中的每个元素调用转换函数获得。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) |
从序列的开头返回指定数量的相邻元素。Returns a specified number of contiguous elements from the start of a sequence. |
| TakeLast<TSource>(IEnumerable<TSource>, Int32) |
返回一个新的可枚举集合,它包含 |
| TakeWhile<TSource>(IEnumerable<TSource>, Func<TSource,Boolean>) |
只要指定的条件为 true,就会返回序列的元素。Returns elements from a sequence as long as a specified condition is true. |
| TakeWhile<TSource>(IEnumerable<TSource>, Func<TSource,Int32,Boolean>) |
只要指定的条件为 true,就会返回序列的元素。Returns elements from a sequence as long as a specified condition is true. 将在谓词函数的逻辑中使用元素的索引。The element's index is used in the logic of the predicate function. |
| ToArray<TSource>(IEnumerable<TSource>) |
从 IEnumerable<T> 中创建数组。Creates an array from a IEnumerable<T>. |
| ToDictionary<TSource,TKey>(IEnumerable<TSource>, Func<TSource,TKey>) |
根据指定的键选择器函数,从 IEnumerable<T> 创建一个 Dictionary<TKey,TValue>。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>) |
根据指定的键选择器函数和键比较器,从 IEnumerable<T> 创建一个 Dictionary<TKey,TValue>。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>) |
根据指定的键选择器和元素选择器函数,从 IEnumerable<T> 创建一个 Dictionary<TKey,TValue>。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>) |
根据指定的键选择器函数、比较器和元素选择器函数,从 IEnumerable<T> 创建一个 Dictionary<TKey,TValue>。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>) |
从 IEnumerable<T> 创建一个 HashSet<T>。Creates a HashSet<T> from an IEnumerable<T>. |
| ToHashSet<TSource>(IEnumerable<TSource>, IEqualityComparer<TSource>) |
使用 |
| ToList<TSource>(IEnumerable<TSource>) |
从 IEnumerable<T> 创建一个 List<T>。Creates a List<T> from an IEnumerable<T>. |
| ToLookup<TSource,TKey>(IEnumerable<TSource>, Func<TSource,TKey>) |
根据指定的键选择器函数,从 IEnumerable<T> 创建一个 Lookup<TKey,TElement>。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>) |
根据指定的键选择器函数和键比较器,从 IEnumerable<T> 创建一个 Lookup<TKey,TElement>。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>) |
根据指定的键选择器和元素选择器函数,从 IEnumerable<T> 创建一个 Lookup<TKey,TElement>。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>) |
根据指定的键选择器函数、比较器和元素选择器函数,从 IEnumerable<T> 创建一个 Lookup<TKey,TElement>。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>) |
通过使用默认的相等比较器,生成两个序列的并集。Produces the set union of two sequences by using the default equality comparer. |
| Union<TSource>(IEnumerable<TSource>, IEnumerable<TSource>, IEqualityComparer<TSource>) |
通过使用指定的 IEqualityComparer<T> 生成两个序列的并集。Produces the set union of two sequences by using a specified IEqualityComparer<T>. |
| Where<TSource>(IEnumerable<TSource>, Func<TSource,Boolean>) |
基于谓词筛选值序列。Filters a sequence of values based on a predicate. |
| Where<TSource>(IEnumerable<TSource>, Func<TSource,Int32,Boolean>) |
基于谓词筛选值序列。Filters a sequence of values based on a predicate. 将在谓词函数的逻辑中使用每个元素的索引。Each element's index is used in the logic of the predicate function. |
| Zip<TFirst,TSecond>(IEnumerable<TFirst>, IEnumerable<TSecond>) |
使用两个指定序列中的元素生成元组序列。Produces a sequence of tuples with elements from the two specified sequences. |
| Zip<TFirst,TSecond,TResult>(IEnumerable<TFirst>, IEnumerable<TSecond>, Func<TFirst,TSecond,TResult>) |
将指定函数应用于两个序列的对应元素,以生成结果序列。Applies a specified function to the corresponding elements of two sequences, producing a sequence of the results. |
| AsParallel(IEnumerable) |
启用查询的并行化。Enables parallelization of a query. |
| AsParallel<TSource>(IEnumerable<TSource>) |
启用查询的并行化。Enables parallelization of a query. |
| AsQueryable(IEnumerable) |
将 IEnumerable 转换为 IQueryable。Converts an IEnumerable to an IQueryable. |
| AsQueryable<TElement>(IEnumerable<TElement>) |
将泛型 IEnumerable<T> 转换为泛型 IQueryable<T>。Converts a generic IEnumerable<T> to a generic IQueryable<T>. |
| Ancestors<T>(IEnumerable<T>) |
返回元素集合,其中包含源集合中每个节点的上级。Returns a collection of elements that contains the ancestors of every node in the source collection. |
| Ancestors<T>(IEnumerable<T>, XName) |
返回经过筛选的元素集合,其中包含源集合中每个节点的上级。Returns a filtered collection of elements that contains the ancestors of every node in the source collection. 集合中仅包括具有匹配 XName 的元素。Only elements that have a matching XName are included in the collection. |
| DescendantNodes<T>(IEnumerable<T>) |
返回源集合中每个文档和元素的子代节点的集合。Returns a collection of the descendant nodes of every document and element in the source collection. |
| Descendants<T>(IEnumerable<T>) |
返回元素集合,其中包含源集合中每个元素和文档的子代元素。Returns a collection of elements that contains the descendant elements of every element and document in the source collection. |
| Descendants<T>(IEnumerable<T>, XName) |
返回经过筛选的元素集合,其中包含源集合中每个元素和文档的子代元素。Returns a filtered collection of elements that contains the descendant elements of every element and document in the source collection. 集合中仅包括具有匹配 XName 的元素。Only elements that have a matching XName are included in the collection. |
| Elements<T>(IEnumerable<T>) |
返回源集合中每个元素和文档的子元素的集合。Returns a collection of the child elements of every element and document in the source collection. |
| Elements<T>(IEnumerable<T>, XName) |
返回源集合中经过筛选的每个元素和文档的子元素集合。Returns a filtered collection of the child elements of every element and document in the source collection. 集合中仅包括具有匹配 XName 的元素。Only elements that have a matching XName are included in the collection. |
| InDocumentOrder<T>(IEnumerable<T>) |
返回节点集合(其中包含源集合中的所有节点),并按文档顺序排列。Returns a collection of nodes that contains all nodes in the source collection, sorted in document order. |
| Nodes<T>(IEnumerable<T>) |
返回源集合中每个文档和元素的子节点集合。Returns a collection of the child nodes of every document and element in the source collection. |
| Remove<T>(IEnumerable<T>) |
将源集合中的每个节点从其父节点中移除。Removes every node in the source collection from its parent node. |