牛B的iOS程序猿,此代码你们认为有问题吗？如果有问题在哪
- 作者: 有钱但不任性
- 来源: 51数据库
- 2022-08-17
NSMutableArray *userList = [userDefaults objectForKey:@"userList"];
if(userList){
if(![userList containsObject:self.email]){
[userList addObject:self.email];
}
}else{
userList = [NSMutableArray array];
[userList addObject:self.email];
}
[userDefaults setObject:userList forKey:@"userList"];
[userDefaults synchronize];
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