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jQWidgets jqxDataTable updating() Method

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  • Last Updated : 26 Sep, 2021

jQWidgets is a JavaScript framework for making web-based applications for PC and mobile devices. It is a very powerful, optimized, platform-independent, and widely supported framework. The jqxDataTable is used for reading and displaying the data from the HTML Table. This is also used to display data from various data sources like XML, JSON, Array, CSV, or TSV.

The updating() method is used to return true if the specified data table is in updating mode else returns false. This method does not accept any parameters.

Syntax:

$("#dataTable").jqxDataTable('updating');

Return values: This method returns the boolean values i.e.true if the specified datatable is in updating mode else returns false.

 

Linked Files: Download jQWidgets from the given link. In the HTML file, locate the script files in the downloaded folder.

<link rel=”stylesheet” href=”jqwidgets/styles/jqx.base.css” type=”text/css” />
<script type=”text/javascript” src=”scripts/jquery.js”></script>
<script type=”text/javascript” src=”jqwidgets/jqxcore.js”></script>
<script type=”text/javascript” src=”jqwidgets/jqxdata.js”></script>
<script type=”text/javascript” src=”jqwidgets/jqxbuttons.js”></script>
<script type=”text/javascript” src=”jqwidgets/jqxscrollbar.js”></script>
<script type=”text/javascript” src=”jqwidgets/jqxlistbox.js”></script>
<script type=”text/javascript” src=”jqwidgets/jqxdropdownlist.js”></script>
<script type=”text/javascript” src=”jqwidgets/jqxdatatable.js”></script>

Example: The below example illustrates the jQWidgets updating() method.

HTML




<!DOCTYPE html>
<html lang="en">
  
<head>
    <link rel="stylesheet" href=
         "jqwidgets/styles/jqx.base.css" type="text/css"/>
    <script type="text/javascript" 
            src="scripts/jquery.js">
    </script>
    <script type="text/javascript" 
            src="jqwidgets/jqxcore.js">
    </script>
    <script type="text/javascript" 
            src="jqwidgets/jqxdata.js">
    </script>
    <script type="text/javascript" 
            src="jqwidgets/jqxbuttons.js">
    </script>
    <script type="text/javascript" 
            src="jqwidgets/jqxscrollbar.js">
    </script>
    <script type="text/javascript" 
            src="jqwidgets/jqxlistbox.js">
    </script>
    <script type="text/javascript" 
            src="jqwidgets/jqxdropdownlist.js">
    </script>
    <script type="text/javascript" 
            src="jqwidgets/jqxdatatable.js">
    </script>
</head>
<body>
    <center>
        <h1 style="color:green;"
          GeeksforGeeks 
        </h1>
        <h3
          jQWidgets jqxDataTable updating() Method 
        </h3>
        <div id="Data_Table"></div>
        <input type="button" style="margin: 31px;"
               id="jqxbutton_for_beginUpdate"
               value="Invoke the beginUpdate() Method" />
        <input type="button" style="margin: 31px;" 
               id="jqxbutton_for_endUpdate" 
               value="Invoke the endUpdate() Method" />
        <input type="button" style="margin: 31px;" 
               id="jqxbutton_for_updating" 
               value="Invoke the updating() Method" />
        <div id="log"></div>
    </center>
    <script>
        $(document).ready(function () {
            var Data = new Array();
            var Employee_Name = [
                "Ravi", "Sumit", "Amit"];
            var Company = [
                "GeeksforGeeks", "Amazon", "Google"];
            var Designation = [
                "Content Writer", "Software Engineer",
                "Data Analyst"];
  
            a = 0;
            while (a < 3) {
                var row = {};
                row["Employee_Name"] = Employee_Name[a];
                row["Company"] = Company[a];
                row["Designation"] = Designation[a]
                Data[a] = row;
                a++;
            }
  
            var Data_Source = {
                localData: Data,
                dataType: "array",
                dataFields: [{
                    name: 'Employee_Name',
                    type: 'string'
                }, {
                    name: 'Company',
                    type: 'string'
                }, {
                    name: 'Designation',
                    type: 'string'
                }]
            };
            var data_Adapter
                new $.jqx.dataAdapter(Data_Source);
            $("#Data_Table").jqxDataTable({
                width: 560,
                theme: 'energyblue',
                source: data_Adapter,
                editable: true,
                columns: [{
                    text: 'Employee_Name',
                    dataField: 'Employee_Name',
                    width: 210
                }, {
                    text: 'Company',
                    dataField: 'Company',
                    width: 150
                }, {
                    text: 'Designation',
                    dataField: 'Designation',
                    width: 200
                }]
            });
            $("#jqxbutton_for_beginUpdate").jqxButton({
                theme: 'energyblue',
                width: 250
            });
            $("#jqxbutton_for_endUpdate").jqxButton({
                theme: 'energyblue',
                width: 250
            });
            $("#jqxbutton_for_updating").jqxButton({
                theme: 'energyblue',
                width: 250
            });
            $('#jqxbutton_for_beginUpdate').
                   click(function () {
                $("#Data_Table").
                   jqxDataTable('beginUpdate');
            });
            $('#jqxbutton_for_endUpdate').
                   click(function () {
                $("#Data_Table").
                   jqxDataTable('endUpdate');
            });
            $('#jqxbutton_for_updating').
                   click(function () {
                   var Updating_Mode = $("#Data_Table").
                   jqxDataTable('updating');
                $("#log").html(JSON.stringify(
                                    Updating_Mode))
            });
        });
    </script>
</body>
  
</html>

Output:

Reference: https://www.jqwidgets.com/jquery-widgets-documentation/documentation/jqxdatatable/jquery-datatable-api.htm?search=


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