Multibyte String Functions
PHP Manual

mb_regex_encoding

Set/Get character encoding for multibyte regex

Description

stringbool mb_regex_encoding(stringnull $encoding = null)

Set/Get character encoding for a multibyte regex.

Parameters

encoding

The encoding parameter is the character encoding. If it is omitted or null, the internal character encoding value will be used.

Return Values

If encoding is set, then Returns true on success or false on failure. In this case, the internal character encoding is NOT changed. If encoding is omitted, then the current character encoding name for a multibyte regex is returned.

Changelog

Version Description
8.0.0 encoding is nullable now.

See Also

  • mb_internal_encoding
  • mb_ereg