iOS

load initialize

+load()和+initialize()总结
upload successful

  • load调用在main()之前
  • 可在load中对该类一些方法进行替换
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+ (void)load
{
    // Inject "-pushViewController:animated:"
    Method originalMethod = class_getInstanceMethod(self, @selector(pushViewController:animated:));
    Method swizzledMethod = class_getInstanceMethod(self, @selector(fd_pushViewController:animated:));
    method_exchangeImplementations(originalMethod, swizzledMethod);
}