Description
bool 
mb_ereg_match ( string pattern, string string [, string option] )
     mb_ereg_match() returns TRUE if
     string matches regular expression
     pattern, FALSE if not.
    
     The internal encoding or the character encoding specified in
     mb_regex_encoding() will be used as character
     encoding.
    
     See also: mb_regex_encoding(),
    mb_ereg().