jQWidgets jqxTreeGrid updateBoundData() 方法

jQWidgets是一个 JavaScript 框架，用于为 PC 和移动设备制作基于 Web 的应用程序。它是一个非常强大、经过优化、独立于平台且得到广泛支持的框架。 jqxTreeGrid用于以树状结构表示数据。此小部件可用于显示多列分层数据、数据分页、排序和过滤、数据编辑、列大小调整、固定列、条件格式、聚合和行选择。这些小部件还从任何类型的数据源（例如 XML、JSON、Array、CSV 或 TSV）读取和显示数据。

updateBoundData()方法用于执行数据绑定操作，并使用输入的新数据更新指定的 jqxTreeGrid。

句法：

$("#treeGrid").jqxTreeGrid('updateBoundData');

参数：此方法不接受任何参数。

返回值：此方法不返回任何值。

链接文件：从给定链接下载 https://www.jqwidgets.com/download/。在 HTML 文件中，找到下载文件夹中的脚本文件。

示例：下面的示例说明了 jQWidgets jqxTreeGrid updateBoundData()方法。

HTML

  

    
    
    
    
    
    
    
    
    
    

  

    
        
            GeeksforGeeks
        
        
            jQWidgets jqxTreeGrid updateBoundData() Method
        
        
        
  
        
  
        
            $(document).ready(function () {
                var A = [ {
                    ID: 1,
                    Employee_Name: "Amit",
                    Company: "GeeksforGeeks",
                    Designation: "Content Writer",
                    expanded: true,
                    A1: [{
                        ID: 2,
                        Employee_Name: "Sumit",
                        Company: "Amazon",
                        Designation: "Software Engineer",
                    }, {
                        ID: 3,
                        Employee_Name: "Vivek",
                        Company: "Apple",
                        Designation: "Product Manager",
                        expanded: true,
                        A1: [{
                            ID: 4,
                            Employee_Name: "Soni",
                            Company: "Flipkart",
                            Designation: "HR",
                        },],
                    },],
                },];
  
                var Data_Source = {
                    dataFields: [
                        {
                            name: "ID",
                        },
                        {
                            name: "Employee_Name",
                        },
                        {
                            name: "Company",
                        },
                        {
                            name: "Designation",
                        },
                        {
                            name: "A1",
                            type: "array",
                        },
                        {
                            name: "expanded",
                        },
                    ],
                    hierarchy: {
                        root: "A1",
                    },
                    id: "ID",
                    localData: A,
                };
  
                var Data = new $.jqx.dataAdapter(Data_Source);
  
                $("#jqxTreeGrid").jqxTreeGrid({
                    source: Data,
                    editable: true,
                    ready: function () {
                        $("#jqxTreeGrid").jqxTreeGrid("expandRow", "1");
                        $("#jqxTreeGrid").jqxTreeGrid("expandRow", "3");
                    },
                    columns: [
                        {
                            text: "Employee_Name",
                            align: "center",
                            dataField: "Employee_Name",
                            width: 140,
                        },
                        {
                            text: "Company",
                            align: "center",
                            dataField: "Company",
                            width: 150,
                        },
                        {
                            text: "Designation",
                            align: "center",
                            dataField: "Designation",
                            width: 150,
                        },
                    ],
                });
                $("#button_for_updateBoundData").jqxButton({
                    width: 200,
                    height: 35,
                });
                $("#button_for_updateBoundData").click(function () {
                    $("#jqxTreeGrid").jqxTreeGrid("updateBoundData");
                });
            });
        
    

  

输出：

参考： https://www.jqwidgets.com/jquery-widgets-documentation/documentation/jqxtreegrid/jquery-treegrid-api.htm?search=