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<?php $array = array ( "1" => array("fruit","salad","vegetable"), "2" => array("beef","meat","sausage"), "3" => array("chocolate","cake","bread") ); $sentence = "I love big sausage"; foreach($array as $key => $sub){ if(preg_grep("/" . str_replace(" ", "|", $sentence) . "/" ,$sub )){ echo "Match in ". $key . "\n"; } }
Output for git.master, git.master_jit, rfc.property-hooks
Match in 2

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