jQWidgets jqxListBox uncheckAll()方法

介绍：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。它是一个非常强大的、优化的、与平台无关的、并被广泛支持的框架。jqxListBox被用来说明一个jQuery ListBox widget，它包括一个可选元素的列表。

uncheckAll()方法被用来取消所述列表中的每一个项目，只要’checkboxes‘ 属性值被设置为true。

语法:

$("#jqxListBox").jqxListBox('uncheckAll');

链接的文件：从链接中下载jQWidgets。在HTML文件中，找到下载文件夹中的脚本文件。

<link rel=”stylesheet” href=”jqwidgets/styles/jqx.base.css” type=”text/css” />
<script type=”text/javascript” src=”scripts/jquery-1.11.1.min.js”></script>
<script type=”text/javascript” src=”jqwidgets/jqx-all.js”></script>
<script type=”text/javascript” src=”jqwidgets/jqxcore.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>

例子：这个例子说明了jqxListBox uncheckAll()方法在jQWidgets中。

<!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-1.11.1.min.js"></script>
        <script type="text/javascript" 
            src="jqwidgets/jqx-all.js"></script>
        <script type="text/javascript" 
            src="jqwidgets/jqxcore.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>
    </head>
  
    <body>
        <center>
            <h1 style="color: green;">
                GeeksforGeeks
            </h1>
  
            <h3>
                jQWidgets jqxListBox uncheckAll() Method
            </h3>
  
            <div id="jqxLB"></div>
            <br />
            <input type="button" id="jqxBtn" 
                style="padding: 5px 20px;" 
                value="uncheck all the items" />
        </center>
        
        <script type="text/javascript">
             $(document).ready(function () { var data = [ "Computer Science", "C Programming", "C++ Programming", " Java Programming"];$ ("#jqxLB").jqxListBox({
                    source: data,
                    width: "200px",
                    height: "120px",
                    checkboxes:true
                });
                  
                 $("#jqxLB").jqxListBox('checkAll');$ ("#jqxBtn").on("click", function () {
                    $("#jqxLB").jqxListBox("uncheckAll");
                });
            });
        </script>
    </body>
</html>

输出:

jQWidgets jqxListBox uncheckAll()方法