javascript - JS から PHP に var j を渡す

Question

私のコードでは、 $vl 変数は空です。なんで？

JS;

  <script>
     $(document).ready(function(e) {
     var vl = "ciao";

    });
  </script>

PHP:

  <?PHP
    $vl= "<script>document.write(vl); </script>";
     echo "bariabile:  ".$vl;
    ?>

Answer 1

解決済み:

Hs:

<script>
     $(document).ready(function(e) {
     var vl = "ciao";
     window.location.href = "TEST_YT.php?nm=" +vl;

    });
  </script>

PHP:

?PHP
$vl= "<script>document.write(vl); </script>";
 echo "bariabile:  ".$_GET['nm'];
?>