使用PHP textarea对DB进行询问

Question

Hi guys i want to do some query on my DB (i use MySql) gived by an input TextArea and want to show the resurts, i tried like this :

    <textarea id="area"rows="4" cols="50" name="query" form="form1">
    </textarea>
    <input type="submit"onclick="take()"value="do">

this is the js function

    function take() {
     var query = document.getElementById("area").value ;

then i use a php function to show the table result

function stamp($query){

$result = mysqli_query($GLOBALS['conn'], $query);
// stamp $result ecc...}

can somebody help me to fixate this and have some advice for the stamp function ? ty