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<?php $array = array("Painted concrete Walls.1", "Concrete steps with steel rainings.0", "Steel emergency staircase.0"); $tempArray = array(); $newArray = array(); foreach($array as $value) { $item = explode(".", $value); $int = filter_var($item[0], FILTER_SANITIZE_NUMBER_INT); if(!in_array($int, $tempArray)) { $newArray[] = $value; $tempArray[] = $int; } } print_r($newArray); ?>

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