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This function is EXPERIMENTAL. That means, that the behaviour of this function, this function name, in concreto ANYTHING documented here can change in a future release of PHP WITHOUT NOTICE. Be warned, and use this function at your own risk. |
mb_regex_encoding() returns the character encoding used by multibyte regex functions.
If the optional parameter encoding is specified, it is set to the character encoding for multibyte regex. The default value is the internal character encoding.
備注: This function is supported in PHP 4.2.0 or higher.
See also: mb_internal_encoding(), mb_ereg()