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Select rows in Grid based on certain condition in JavaScript (ES5) Grid control

22 Oct 2021 / 1 minute to read

You can select the specific row in the grid based on a certain condition by using the selectRows method in the dataBound event of Grid.

In the below demo, we have selected the grid rows only when EmployeeID column value greater than 3.

Source
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index.js
index.html
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ej.grids.Grid.Inject(ej.grids.Page);
var selIndex = [];
var grid = new ej.grids.Grid({
    dataSource: data,
    allowPaging: true,
    selectionSettings: {type: "Multiple"},
    columns: [
        { field: 'OrderID', headerText: 'Order ID', isPrimaryKey: true, textAlign: 'Right', width: 100 },
        { field: 'CustomerID', headerText: 'Customer ID', width: 120 },
        { field: 'EmployeeID', headerText: 'Employee ID', textAlign: 'Right', width: 150 },
        { field: 'ShipCity', headerText: 'Ship City',  width: 100 },
        { field: 'ShipName', headerText: 'Ship Name',  width: 100 }
    ],
    height: 220,
    rowDataBound: function(args) {
        if (args.data['EmployeeID'] > 3) {
            selIndex.push(parseInt(args.row.getAttribute('aria-rowindex')));
        }
    },
    dataBound: function(args) {
        if (selIndex.length) {
            this.selectRows(selIndex);
            selIndex = [];
        }
    }
});
grid.appendTo('#Grid');
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<!DOCTYPE html><html lang="en"><head>
    <title>EJ2 Grid</title>
    <meta charset="utf-8">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <meta name="description" content="Typescript Grid Control">
    <meta name="author" content="Syncfusion">
    <link href="index.css" rel="stylesheet">
    <link href="//cdn.syncfusion.com/ej2/ej2-base/styles/material.css" rel="stylesheet">
    <link href="//cdn.syncfusion.com/ej2/ej2-grids/styles/material.css" rel="stylesheet">
    <link href="//cdn.syncfusion.com/ej2/ej2-buttons/styles/material.css" rel="stylesheet">
    <link href="//cdn.syncfusion.com/ej2/ej2-popups/styles/material.css" rel="stylesheet">
    <link href="//cdn.syncfusion.com/ej2/ej2-navigations/styles/material.css" rel="stylesheet">
    <link href="//cdn.syncfusion.com/ej2/ej2-dropdowns/styles/material.css" rel="stylesheet">
    <link href="//cdn.syncfusion.com/ej2/ej2-lists/styles/material.css" rel="stylesheet">
    <link href="//cdn.syncfusion.com/ej2/ej2-inputs/styles/material.css" rel="stylesheet">
    <link href="//cdn.syncfusion.com/ej2/ej2-calendars/styles/material.css" rel="stylesheet">
    <link href="//cdn.syncfusion.com/ej2/ej2-splitbuttons/styles/material.css" rel="stylesheet">
    
    
<script src="https://cdn.syncfusion.com/ej2/dist/ej2.min.js" type="text/javascript"></script>
<script src="es5-datasource.js" type="text/javascript"></script>
</head>
<body>
    
    <div id="container">
        <div id="Grid"></div>        
    </div>

<script>
var ele = document.getElementById('container');
if(ele) {
    ele.style.visibility = "visible";
 }   
        </script>
<script src="index.js" type="text/javascript"></script>
</body></html>