DataSourceExpressionCollection.Contains(DataSourceExpression) 方法
定义
确定 DataSourceExpressionCollection 对象是否包含特定的数据源表达式对象。Determines whether a DataSourceExpressionCollection object contains a specific data source expression object.
public:
void Contains(System::Web::UI::WebControls::Expressions::DataSourceExpression ^ expression);
public void Contains (System.Web.UI.WebControls.Expressions.DataSourceExpression expression);
member this.Contains : System.Web.UI.WebControls.Expressions.DataSourceExpression -> unit
Public Sub Contains (expression As DataSourceExpression)
参数
- expression
- DataSourceExpression
要查找的数据源表达式对象。The data source expression object to locate.