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Home/ Questions/Q 922899
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Editorial Team
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Editorial Team
Asked: May 15, 20262026-05-15T19:06:22+00:00 2026-05-15T19:06:22+00:00

Chinese/Japan/Korean char is double-byte or Unicode.

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Chinese/Japan/Korean char is double-byte or Unicode.

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  1. Editorial Team
    Editorial Team
    2026-05-15T19:06:23+00:00Added an answer on May 15, 2026 at 7:06 pm

    The following regex should work; \p{P} matches punctuations and \p{S} matches symbols.

    preg_replace("/\p{P}|\p{S}/u", "", $s);
    

    I couldn’t test it because my pcre doesn’t support \p, \x etc. I got the error:

    PHP Warning: preg_replace(): Compilation failed: support for \P, \p, and \X has not been compiled at offset 1 in test.php on line 3

    If you get this error, this page describes a fix

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