手機號正則表達式

        //移動號碼正則表達式
        NSString *CM_NUM = @"^((13[4-9])|(147)|(15[0-2,7-9])|(178)|(18[2-4,7-8]))\\d{8}|(1705)\\d{7}$";
        //聯通號段正則表達式
        NSString *CU_NUM = @"^((13[0-2])|(145)|(15[5-6])|(176)|(18[5,6]))\\d{8}|(1709)\\d{7}$";
        //電信號段正則表達式
        NSString *CT_NUM = @"^((133)|(153)|(177)|(18[0,1,9]))\\d{8}$";
        NSPredicate *pred1 = [NSPredicate predicateWithFormat:@"SELF MATCHES %@",CM_NUM];
        BOOL isMatch1 = [pred1 evaluateWithObject:telephone];
        NSPredicate *pred2 = [NSPredicate predicateWithFormat:@"SELF MATCHES %@",CU_NUM];
        BOOL isMatch2 = [pred2 evaluateWithObject:telephone];
        NSPredicate *pred3 = [NSPredicate predicateWithFormat:@"SELF MATCHES %@",CT_NUM];
        BOOL isMatch3 = [pred3 evaluateWithObject:telephone];
        if (isMatch1||isMatch2||isMatch3) {
            return YES;
        }else
        {
            [self alertWithTitle:@"提示" msg:@"請輸入正確的手機號碼"];
            return NO;
        }