OperateResultTThenTResult1, TResult2, TResult3, TResult4 方法 (FuncT, OperateResultTResult1, TResult2, TResult3, TResult4) |
指定接下来要做的是内容,当前对象如果成功,就返回接下来的执行结果,如果失败,就返回当前对象本身。
Specify what you want to do next, return the result of the execution of the current object if it succeeds, and return the current object itself if it fails.
命名空间:
HslCommunication
程序集:
HslCommunication (在 HslCommunication.dll 中) 版本:12.1.2.0 (12.1.2.0)
语法 public OperateResult<TResult1, TResult2, TResult3, TResult4> Then<TResult1, TResult2, TResult3, TResult4>(
Func<T, OperateResult<TResult1, TResult2, TResult3, TResult4>> func
)
Public Function Then(Of TResult1, TResult2, TResult3, TResult4) (
func As Func(Of T, OperateResult(Of TResult1, TResult2, TResult3, TResult4))
) As OperateResult(Of TResult1, TResult2, TResult3, TResult4)
public:
generic<typename TResult1, typename TResult2, typename TResult3, typename TResult4>
OperateResult<TResult1, TResult2, TResult3, TResult4>^ Then(
Func<T, OperateResult<TResult1, TResult2, TResult3, TResult4>^>^ func
)
member Then :
func : Func<'T, OperateResult<'TResult1, 'TResult2, 'TResult3, 'TResult4>> -> OperateResult<'TResult1, 'TResult2, 'TResult3, 'TResult4>
参数
- func
- 类型:SystemFuncT, OperateResultTResult1, TResult2, TResult3, TResult4
等待当前对象成功后执行的内容
类型参数
- TResult1
- 泛型参数一
- TResult2
- 泛型参数二
- TResult3
- 泛型参数三
- TResult4
- 泛型参数四
返回值
类型:
OperateResultTResult1,
TResult2,
TResult3,
TResult4返回整个方法链最终的成功失败结果
参见