\w in PHP preg_replace covers only second byte of UTF-8 chars

Posted by Andrey on Stack Overflow See other posts from Stack Overflow or by Andrey
Published on 2010-03-31T13:12:05Z Indexed on 2010/03/31 13:13 UTC
Read the original article Hit count: 190

Filed under:

php

|

php5

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unicode

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utf-8

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regex

we have this code:

$value = preg_replace("/[^\w]/", '', $value);

where $value is in utf-8. After this transformation first byte of multibyte characters is stripped. How to make \w cover UTF-8 chars completely?

Sorry, i am not very well in PHP

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