Working Material

     window . location . href  =  " <?php   echo   base_url ( "OrderController/purchaseorder" ); ? > " ;

table data and getting input data marge  store two tables , 1) purchase_invoice 2)purchase_invoice_details and also update product table quantity view <button  class = "btn btn-success pull-right"  onclick= "savePurchaseOrder();" >  <span  class = "glyphicon glyphicon-saved"  aria-hidden= "true" ></span>  Create Order</button>              JavaScript < script >      // ********************************************************      // *                     save purchase order              *       // ********************************************************      function   savePurchaseOrder () {          var   e  =  document . getElementById ( "supplier_id" );          var   supplier_id  =  e . options [ e . selectedIndex ]. value ;          var   dataString  =  '&supplier_id='  +  supplier_id ;          var   TableData ;          // TableData = $.toJSON(st