DHTMLX Docs & Samples Explorer

### Id-Index Interconnection

Get ID by Index
Get Index by ID
Source

    <link rel="stylesheet" type="text/css" href="../../codebase/dhtmlxlayout.css">
    <link rel="stylesheet" type="text/css" href="../../codebase/skins/dhtmlxlayout_dhx_skyblue.css">
    <script src="../../codebase/dhtmlxcommon.js"></script>
    <script src="../../codebase/dhtmlxlayout.js"></script>
    <script src="../../codebase/dhtmlxcontainer.js"></script>

    <div id="parentId" style="position: relative; top: 20px; left: 20px; width: 600px; height: 400px; aborder: #B5CDE4 1px solid;"></div>
    <div id="srcDiv" style="position: relative; margin-top: 40px; left: 20px; width: 600px;">
        Get ID by Index <select id="inds"></select> <input type="button" value="Get ID" onclick="getId();">
        &nbsp;&nbsp;&nbsp;
        Get Index by ID <select id="ids"></select> <input type="button" value="Get Index" onclick="getIndex();">
    </div>
    <script>var dhxLayout,
    ids,
    inds;
    function doOnLoad() {
        dhxLayout = new dhtmlXLayoutObject("parentId", "5I");
        ids = document.getElementById("ids");
        inds = document.getElementById("inds");
        dhxLayout.forEachItem(function(item) {
            ids.options.add(new Option(item.getId(), item.getId()));
            inds.options.add(new Option(item.getIndex(), item.getIndex()));
        });
    }
    function getId() {
        var ind = inds.options[inds.selectedIndex].value;
        alert(dhxLayout.getIdByIndex(ind));
    }
    function getIndex() {
        var id = ids.options[ids.selectedIndex].value;
        alert(dhxLayout.getIndexById(id));
    }</script>