ios performSelector 延時傳值

經過給Object傳值swwwww,下面的testPerForm就會收到swwwww,而後打印出來html [self performSelector:@selector(testPerForm:) withObject:@"swwwww" afterDelay:1]; - (void)testPerForm:(NSString*)str { NSLog(@"testPerForm---
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