mb_ereg_search Multibyte regular expression match for predefined multibyte string &reftitle.description; boolmb_ereg_search stringnullpattern&null; stringnulloptions&null; Performs a multibyte regular expression match for a predefined multibyte string. &reftitle.parameters; pattern The search pattern. options The search option. See mb_regex_set_options for explanation. &reftitle.returnvalues; mb_ereg_search returns &true; if the multibyte string matches with the regular expression, or &false; otherwise. The string for matching is set by mb_ereg_search_init. If pattern is not specified, the previous one is used. &reftitle.changelog; &Version; &Description; 8.0.0 pattern and options are nullable now. &reftitle.notes; ¬e.mbstring.encoding.internal; &reftitle.seealso; mb_regex_encoding mb_ereg_search_init