IOS如何替换电话号码中间4位为-符号
本文实例为大家分享了特殊字符替换电话号码中某一部分的方法，IOS利用-号替换电话号码中间四位，供大家参考，具体内容如下
一、效果图
二、代码
RootViewController.m
- (void)viewDidLoad
{
[super viewDidLoad];
// Do any additional setup after loading the view.
//电话号码
UILabel *telLabel = [[UILabel alloc] initWithFrame:CGRectMake(10, 100, 200, 20)];
telLabel.textColor = [UIColor grayColor];
telLabel.text = @"13793333281";
//字符串的截取
NSString *string = [telLabel.text substringWithRange:NSMakeRange(4,4)];
//字符串的替换
telLabel.text = [telLabel.text stringByReplacingOccurrencesOfString:string withString:@"----"];
[self.view addSubview:telLabel];
}
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