标签:mat 替代 handler class let cancel action span alert
UIAlertView 在iOS2 的时候开始使用,在iOS9 的时候被摒弃
NS_CLASS_DEPRECATED_IOS(2_0, 9_0, "UIAlertView is deprecated. Use UIAlertController with a preferredStyle of UIAlertControllerStyleAlert instead") __TVOS_PROHIBITED
由UIAlertController替代
常用使用方法
UIAlertController *alertvc = [UIAlertController alertControllerWithTitle:@"提示" message:@"表视图封装" preferredStyle:UIAlertControllerStyleAlert]; UIAlertAction *sureAction = [UIAlertAction actionWithTitle:@"确定" style:UIAlertActionStyleDefault handler:^(UIAlertAction * _Nonnull action) { //要执行的操作 }]; [alertvc addAction:sureAction]; UIAlertAction *cancelAction = [UIAlertAction actionWithTitle:@"取消"style:UIAlertActionStyleDefault handler:^(UIAlertAction * _Nonnull action) { //要执行的操作 }]; [alertvc addAction:cancelAction]; [self presentViewController:alertvc animated:YES completion:nil];
标签:mat 替代 handler class let cancel action span alert
原文地址:https://www.cnblogs.com/OIMM/p/9288624.html