Gets the value associated with the specified key.
命名空間： Microsoft.SqlServer.XEvent.Linq
組件： Microsoft.SqlServer.XEvent.Linq (在 Microsoft.SqlServer.XEvent.Linq.dll 中)
語法
'宣告
Public Function TryGetValue ( _
fieldName As String, _
<OutAttribute> ByRef value As PublishedEventField _
) As Boolean
'用途
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
參數
- fieldName
型別：System.String
The name of the field to retrieve.
- value
型別：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.
傳回值
型別：System.Boolean
true if the event contains a field with the specified column; otherwise, false.