3v4l.org

run code in 300+ PHP versions simultaneously
<?php function makeCatList($param){ $arResult = array(); $s = array("@[aаА]@u","@[bбБ]@u","@[cсС]@u","@[dдД]@u","@[eеЕ]@u","@[tтТ]@u","@[rрР]@u","@TB@u"); $r = array("A","B","C","D","E","T","r","Tb"); $param["string"] = preg_replace($s, $r, $param["string"]); if(preg_match_all("/((?:[A-D]1)|(?:[A-D][E]?)|(Tr|Tb))/u", $param["string"], $mCats)){ //unset($mCats[0]); print_r($mCats[0]); return asort($mCats); } else return false; } print_r(makeCatList(array("string"=>"сАв1beс1edeTr")));

preferences:
39.13 ms | 402 KiB | 5 Q