iOS OC Runtime动态调用方法
- 调用无参方法
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Class class = NSClassFromString(@"classA"); SEL selector = NSSelectorFromString(@"方法名"); IMP imp = [class methodForSelector:selector]; void (*func)(id, SEL) = (void *)imp; func(class, selector); |
- 有参有返回值方法
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SEL selector = NSSelectorFromString(@"方法名"); IMP imp = [self methodForSelector:selector]; id (*func)(id, SEL,NSString *, NSArray *) = (void *)imp; id ret = func(self, selector,@"1",@[@"1",@"2"]); |
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