title: how to pass a value to php variable by ajax
body: <p>this is my javascript code :</p>
  
  <pre><code>function  category(row){
      dataparam = "oper=delete&amp;row="+row;
      $.ajax({
          type: "POST",
          url: "multiupload.php",
          data: dataparam,
          error:function() {
                  alert("sorry")
          },
          success: function(html) {
              alert(html);
          }
      });
  }       
  </code></pre>
  
  <p>and my php script : </p>
  
  <pre><code>$opers = (isset($_REQUEST['opers']) and $_REQUEST['opers'] != '' ) ? $_REQUEST['opers'] : '';
  if($opers == "delete") {
          $row=$_REQUEST['row'];
          echo $row;
  }
  </code></pre>
  
  <p>This is not working... I don't know what problem is. Please help me to get the <code>$row</code> variable in my php script.</p>