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Source View: wp_spaces_regexp

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Line Code
3992            * This string is substituted for the \s sequence as needed in regular
3993            * expressions. For websites not written in English, different characters
3994            * may represent whitespace. For websites not encoded in UTF-8, the 0xC2 0xA0
3995            * sequence may not be in use.
3996            *
3997            * @since 4.0.0
3998            *
3999            * @param string $spaces Regexp pattern for matching common whitespace characters.
4000            */
4001           $spaces = apply_filters( 'wp_spaces_regexp', '[\r\n\t ]|\xC2\xA0| ' );
4002      }
4004      return $spaces;
4005 }