Drop down the panel and select multiple items.
<!DOCTYPE html> <html> <head> <meta charset="UTF-8"> <title>Multiple Select - jQuery EasyUI Demo</title> <link rel="stylesheet" type="text/css" href="../../themes/default/easyui.css"> <link rel="stylesheet" type="text/css" href="../../themes/icon.css"> <link rel="stylesheet" type="text/css" href="../demo.css"> <script type="text/javascript" src="../../jquery.min.js"></script> <script type="text/javascript" src="../../jquery.easyui.min.js"></script> </head> <body> <h2>Load Dynamic ComboBox Data</h2> <p>Drop down the panel and select multiple items.</p> <div style="margin:20px 0"></div> <input class="easyui-combobox" name="language" data-options=" url:'combobox_data1.json', method:'get', valueField:'id', textField:'text', multiple:true, panelHeight:'auto' "> </body> </html>