//查找文本内容里包含的手机号，并将中间四位替换为****
+ (NSString *)getHiddenPhoneNumberContentTextUseString:(NSString *)originContentText;
{
NSError *error;
//设置正则规则：第一位是数字1，接下来后边是10位数字
NSRegularExpression *attachmentExpression = [NSRegularExpression regularExpressionWithPattern:@"1[\\d]{10}"
options:NSRegularExpressionCaseInsensitive error:&error];
//获取符合条件的结果数组
NSArray *resultArr = [attachmentExpression matchesInString:originContentText options:0 range:NSMakeRange(0, originContentText.length)];
if (resultArr.count > 0) {
//遍历结果数组，替换对应位置的字符串
for (NSTextCheckingResult *tmpResult in resultArr) {
NSString *tmpStr = [originContentText substringWithRange:tmpResult.range];
originContentText = [originContentText stringByReplacingCharactersInRange:tmpResult.range withString:[NSString getHiddenPhoneNumberUseString:tmpStr]];
}
}
return originContentText;
}
//替换手机号中间四位为****
+ (NSString *)getHiddenPhoneNumberUseString:(NSString *)originPhoneNumber
{
//校验长度，防止传入数据不对引起崩溃
if (originPhoneNumber.length >= 7) {
return [originPhoneNumber stringByReplacingOccurrencesOfString:[originPhoneNumber substringWithRange:NSMakeRange(3,4)] withString:@"****"];
} else {
return originPhoneNumber;
}
}
