1--TEST-- 2Check for empty pattern 3--SKIPIF-- 4<?php extension_loaded('mbstring') or die('skip mbstring not available'); ?> 5--FILE-- 6<?php 7 8mb_ereg_search_init("","",""); 9mb_split("",""); 10mb_ereg_search_regs(); 11 12?> 13--EXPECTF-- 14Warning: mb_ereg_search_init(): Empty pattern in %s on line %d 15 16Warning: mb_ereg_search_regs(): No regex given in %s on line %d 17