***的选择是使用 Unicode chracter类.对于您的情况，它将为\p{Arabic}.但是不要忘记，您还应该在末尾添加Unicode PCRE修饰符/u.

The best option is to use an Unicode chracter class for that. It would be \p{Arabic} for your case. But don't forget that you should also add the Unicode PCRE modifier /u at the end.