NSString *originTel = @"13722223333";
NSString *tel = [originTel stringByReplacingCharactersInRange:NSMakeRange(3, 4) withString:@"****"];
NSString *originTel = @"13722223333";
NSString *tel = [originTel stringByReplacingCharactersInRange:NSMakeRange(3, 4) withString:@"****"];