IReadOnlyDictionary<K, T>.TryGetValue 方法
Gets the value associated with the specified key.
命名空间： Microsoft.SqlServer.Management.Sdk.Sfc
程序集： Microsoft.SqlServer.Management.Sdk.Sfc（在 Microsoft.SqlServer.Management.Sdk.Sfc.dll 中）
语法
声明
Function TryGetValue ( _
key As K, _
<OutAttribute> ByRef value As T _
) As Boolean
用法
Dim instance As IReadOnlyDictionary
Dim key As K
Dim value As T
Dim returnValue As Boolean
returnValue = instance.TryGetValue(key, _
value)
bool TryGetValue(
K key,
out T value
)
bool TryGetValue(
K key,
[OutAttribute] T% value
)
abstract TryGetValue :
key:'K *
value:'T byref -> bool
function TryGetValue(
key : K,
value : T
) : boolean
参数
- key
类型：K
The key of the value to get.
- value
类型：T%
When this method returns, the value 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 specified key is found in the dictionary; otherwise, false.