Gets the value associated with the specified key.
命名空间： Microsoft.SqlServer.XEvent.Linq
程序集： Microsoft.SqlServer.XEvent.Linq（在 Microsoft.SqlServer.XEvent.Linq.dll 中）
语法
声明
Public Function TryGetValue ( _
fieldName As String, _
<OutAttribute> ByRef value As PublishedEventField _
) As Boolean
用法
Dim instance As PublishedEvent.FieldList
Dim fieldName As String
Dim value As PublishedEventField
Dim returnValue As Boolean
returnValue = instance.TryGetValue(fieldName, _
value)
public bool TryGetValue(
string fieldName,
out PublishedEventField value
)
public:
bool TryGetValue(
String^ fieldName,
[OutAttribute] PublishedEventField^% value
)
member TryGetValue :
fieldName:string *
value:PublishedEventField byref -> bool
public function TryGetValue(
fieldName : String,
value : PublishedEventField
) : boolean
参数
- fieldName
类型：System.String
The name of the field to retrieve.
- value
类型：Microsoft.SqlServer.XEvent.Linq.PublishedEventField%
When this method returns, contains the field associated with the specified key, if the key is found. Otherwise, the default value for the type of the value parameter. This parameter is passed uninitialized.
返回值
类型：System.Boolean
true if the event contains a field with the specified column; otherwise, false.