iOS正则表达式笔记

#pragma mark --判断手机号合法性

+ (BOOL)checkPhone:(NSString *)phoneNumber

{

    NSString *regex = @"^((13[0-9])|(147)|(15[^4,\\D])|(18[0-9])|(17[0-9]))\\d{8}$";

    NSPredicate *pred = [NSPredicate predicateWithFormat:@"SELF MATCHES %@", regex];

    BOOL isMatch = [pred evaluateWithObject:phoneNumber];

    if (!isMatch)

    {

        return NO;

    }

    return YES;

}