jQWidgets jqxDataTable removeFilter() 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。 jqxDataTable用于读取和显示 HTML 表中的数据。这也用于显示来自各种数据源（如 XML、JSON、Array、CSV 或 TSV）的数据。

removeFilter()方法用于删除应用的过滤器。

句法：

$("#dataTable").jqxDataTable('removeFilter','dataField');

参数：此方法接受一个参数，如下所示：

• dataField：这是要删除其过滤器的指定数据字段。

链接文件：从给定链接下载 jQWidgets。在 HTML 文件中，找到下载文件夹中的脚本文件。

下面的示例说明了 jQWidgets removeFilter()方法。

例子：

HTML

  

    
    
    
    
    
    
    
    
    
    
    
    
    
    
    
    
    

  

    
         
          GeeksforGeeks 
        
         
          jQWidgets jqxDataTable removeFilter() Method 
        
        
        
    
    
        $(document).ready(function () {
            var Data = new Array();
            var Employee_Name = [
                "Ravi", "Sumit", 
                "Amit", "Aakash"];
            var Company = [
                "GeeksforGeeks", 
                "Amazon", "Google",
                "GeeksforGeeks"];
            var Designation = [
                "Content Writer", 
                "Software Engineer",
                "Data Scientist", 
                "HR"];
  
            a = 0;
            while (a < 4) {
                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: 550,
                theme: 'energyblue',
                editable: true,
                source: data_Adapter,
                columns: [{
                    text: 'Employee_Name',
                    dataField: 'Employee_Name',
                    width: 200
                }, {
                    text: 'Company',
                    dataField: 'Company',
                    width: 160
                }, {
                    text: 'Designation',
                    dataField: 'Designation',
                    width: 190
                }]
            });
            $("#jqxbutton").jqxButton({
                theme: 'energyblue',
                width: 210,
                height: 35
            });
            // Creating a filter
            var type = 'stringfilter';
            var group = new $.jqx.filter();
            var operator = 2;
            var value = "Sumit";
            var condition = 'equal';
            var filter = group.createfilter(
                   type, value, condition);
            group.addfilter(operator, filter);
  
            // Adding the filters
            $("#Data_Table").jqxDataTable(
              'addFilter', 'Employee_Name', group
            );
  
            // Applying the filters
            $("#Data_Table").jqxDataTable(
                       'applyFilters');
            $('#jqxbutton').click(function () {
                $("#Data_Table").jqxDataTable(
                        'removeFilter',
                        'Employee_Name');
                $("#Data_Table").jqxDataTable(
                        'applyFilters');
            });
        });
    

  

输出：

参考： https://www.jqwidgets.com/jquery-widgets-documentation/documentation/jqxdatatable/jquery-datatable-api.htm