mb_eregi_replace Replace regular expression with multibyte support ignoring case &reftitle.description; stringfalsenullmb_eregi_replace stringpattern stringreplacement stringstring stringnulloptions&null; Scans string for matches to pattern, then replaces the matched text with replacement. &reftitle.parameters; pattern The regular expression pattern. Multibyte characters may be used. The case will be ignored. replacement The replacement text. string The searched string. options The search option. See mb_regex_set_options for explanation. &reftitle.returnvalues; The resultant string or &false; on error. If string is not valid for the current encoding, &null; is returned. &reftitle.changelog; &Version; &Description; 8.0.0 options is nullable now. 7.1.0 The function checks whether string is valid for the current encoding. 7.1.0 The e modifier has been deprecated. &reftitle.notes; ¬e.mbstring.encoding.internal; &mbstring.warning.e-modifier; &reftitle.seealso; mb_regex_encoding mb_ereg_replace