OracleParameterCollection.Contains 方法

定义

指示集合中是否包含具有指定 OracleParameterValueIndicates whether an OracleParameter with the specified Value is contained in the collection.

重载

Contains(OracleParameter)

确定指定的 OracleParameter 是否在 OracleParameterCollection 中。Determines whether the specified OracleParameter is in the OracleParameterCollection.

Contains(Object)

确定指定的对象是否在 OracleParameterCollection 中。Determines whether the specified object is in the OracleParameterCollection.

Contains(String)

指示集合中是否包含具有指定名称的 OracleParameterIndicates whether an OracleParameter with the specified name is contained in the collection.

Contains(OracleParameter)

确定指定的 OracleParameter 是否在 OracleParameterCollection 中。Determines whether the specified OracleParameter is in the OracleParameterCollection.

public:
 bool Contains(System::Data::OracleClient::OracleParameter ^ value);
public bool Contains (System.Data.OracleClient.OracleParameter value);
override this.Contains : System.Data.OracleClient.OracleParameter -> bool
Public Function Contains (value As OracleParameter) As Boolean

参数

返回

Boolean

如果 OracleParameterCollection 包含此值,则为 true;否则为 falsetrue if the OracleParameterCollection contains the value, false otherwise.

适用于

Contains(Object)

确定指定的对象是否在 OracleParameterCollection 中。Determines whether the specified object is in the OracleParameterCollection.

public:
 virtual bool Contains(System::Object ^ value);
public:
 override bool Contains(System::Object ^ value);
public bool Contains (object value);
public override bool Contains (object value);
abstract member Contains : obj -> bool
override this.Contains : obj -> bool
override this.Contains : obj -> bool
Public Function Contains (value As Object) As Boolean
Public Overrides Function Contains (value As Object) As Boolean

参数

value
Object

Object 值。The Object value.

返回

Boolean

如果 OracleParameterCollection 包含此值,则为 true;否则为 falsetrue if the OracleParameterCollection contains the value, false otherwise.

实现

适用于

Contains(String)

指示集合中是否包含具有指定名称的 OracleParameterIndicates whether an OracleParameter with the specified name is contained in the collection.

public:
 virtual bool Contains(System::String ^ parameterName);
public:
 override bool Contains(System::String ^ parameterName);
public bool Contains (string parameterName);
public override bool Contains (string parameterName);
abstract member Contains : string -> bool
override this.Contains : string -> bool
override this.Contains : string -> bool
Public Function Contains (parameterName As String) As Boolean
Public Overrides Function Contains (parameterName As String) As Boolean

参数

parameterName
String

要在集合中查找的 OracleParameter 的名称。The name of the OracleParameter to look for in the collection.

返回

Boolean

如果 OracleParameter 位于集合中,则为 true;否则为 falsetrue if the OracleParameter is in the collection; otherwise, false.

实现

适用于