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<?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($mCats); return asort($mCats); } else return false; } print_r(makeCatList(array("string"=>"сАв1beс1edeTr")));
Output for 4.3.0 - 4.3.11, 4.4.0 - 4.4.9, 5.0.0 - 5.0.5, 5.1.0 - 5.1.6, 5.2.0 - 5.2.17, 5.3.0 - 5.3.29, 5.4.0 - 5.4.45, 5.5.0 - 5.5.38, 5.6.0 - 5.6.38, 7.0.0 - 7.0.33, 7.1.0 - 7.1.25, 7.2.0 - 7.2.33, 7.3.0 - 7.3.33, 7.4.0 - 7.4.33, 8.0.0 - 8.0.30, 8.1.0 - 8.1.28, 8.2.0 - 8.2.18, 8.3.0 - 8.3.6
Array ( [0] => Array ( [0] => C [1] => A [2] => BE [3] => C1 [4] => DE [5] => Tr ) [1] => Array ( [0] => C [1] => A [2] => BE [3] => C1 [4] => DE [5] => Tr ) [2] => Array ( [0] => [1] => [2] => [3] => [4] => [5] => Tr ) ) 1

preferences:
307.93 ms | 407 KiB | 425 Q