示例#1
0
 public static IPInvokeQueryEndNode <T> LastOrDefault <T>(this IPInvokeObservable <T> @this, Func <T, bool> func)
 => @this.Where(v => func(v)).LastOrDefault();
示例#2
0
 public static IPInvokeQueryEndNode <T> First <T>(this IPInvokeObservable <T> @this, Func <T, bool> func)
 => @this.Where(v => func(v)).First();