Pass Paramters

xerk1

When I change it $_GET['id'] to number work normally
if don't change it get this error https://datatables.net/manual/tech-notes/12

But it changes when I refresh page

#EDIT

Network Developer error IDK why no read this Get but work when I change id parameter from URL please help!

<br />
<b>Notice</b>:  Undefined index: id in <b>C:\xampp\htdocs\School\admin\control\examples\php\users.php</b> on line <b>26</b><br />
{"data":[]}

Server script

<?php

/*
 * Example PHP implementation used for the index.html example
 */

// DataTables PHP library
include( "../../php/DataTables.php" );
// Alias Editor classes so they are easy to use
use
    DataTables\Editor,
    DataTables\Editor\Field,
    DataTables\Editor\Format,
    DataTables\Editor\Mjoin,
    DataTables\Editor\Options,
    DataTables\Editor\Upload,
    DataTables\Editor\Validate;
// Build our Editor instance and process the data coming from _POST
Editor::inst( $db, 'users', 'UID' )
    ->fields(
        Field::inst( 'First_Name' )->validator( 'Validate::notEmpty' ),
        Field::inst( 'Last_Name' )->validator( 'Validate::notEmpty' ),
        Field::inst( 'Sitting_Number' )
        
    )
    ->where( 'ClassID', $_GET['id'])    
    ->process( $_POST )
    ->json();

JavaScript

<script type="text/javascript" language="javascript" class="init">  
    var editor; // use a global for the submit and return data rendering in the examples
    
    $(document).ready(function() {

        editor = new $.fn.dataTable.Editor( {
            ajax: 'examples/php/users.php',
            table: "#example",
            fields: [ {
                    label: "First name:",
                    name: "First_Name"
                }, {
                    label: "Last name:",
                    name: "Last_Name"
                }, {
                    label: "Sitting Number:",
                    name: "Sitting_Number"
                }
            ]
        } );

        var table = $('#example').DataTable( {
            dom: "Bfrtip",
            "ajax:" 
            {
                url: "examples/php/users.php?id=<?php echo $_GET['id'] ?>"
            },
            columns: [
                {
                    data: null,
                    defaultContent: '',
                    className: 'select-checkbox',
                    orderable: false
                },
                { data: "First_Name" },
                { data: "Last_Name" },
                { data: "Sitting_Number" }
            ],
            autoFill: {
                columns: [ 3],
                editor:  editor
            },
            keys: {
                columns: [ 3],
                editor:  editor,
            },
            select: {
                style:    'os',
                selector: 'td:first-child',
                blurable: true
            }
        } );
    } );
</script>