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<?php $array = array("Aluminumandlasswindows.7", "item.1", " Concretestepswithsteelraining.9", "1Steelemergencystaircase.76", "PaintedconcreteWalls .2", "Aluminumandglasswindows.1", "Aluminumandglassmainentrance door.1", "Concretestepswithsteelrainings.88", "1Steelemergencystaircase.35", "1A/ccondenserunit(wallmounted/rooftop).1", "1Dusttodawnlightingfixture.1"); $tempArray = array(); $newArray = array(); foreach($array as $value) { list($item, ) = explode(".", $value); $int = filter_var($item, FILTER_SANITIZE_NUMBER_INT); if(!in_array($int, $tempArray)) { $newArray[] = $value; $tempArray[] = $int; } } print_r($newArray); ?>

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