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<?php $array = array("Painted concrete Walls.1","Aluminum and glass windows.0","Aluminum and glass main entrance door.1"," Concrete steps with steel rainings.0","Painted concrete Walls.0","Aluminum and glass windows.1","Aluminum and glass main entrance door.1","Concrete steps with steel rainings.0","1 Steel emergency staircase.0"); $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); ?>
Output for git.master, git.master_jit, rfc.property-hooks
Array ( [0] => Painted concrete Walls.1 [1] => 1 Steel emergency staircase.0 )

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