jQuery UI Tabs instance()方法

jQuery UI由GUI部件、视觉效果和使用HTML、CSS和jQuery实现的主题组成。 jQuery UI非常适用于为网页构建UI界面。jQuery UI Tabs widget是用来创建一个具有多个面板的单一内容区域，这些面板与列表中的标题相关。

jQuery UI Tabs instance() 方法是用来获取tabs实例对象的。如果tabs元素没有关联元素，那么它返回 “undefined”。

语法:

$(".selector").tabs( "instance" );

参数：该方法不接受任何参数。

返回值：该方法返回标签实例对象。

CDN链接：首先，添加你的项目需要的jQuery UI脚本。

<link rel=”stylesheet” href=”//code.jquery.com/ui/1.12.1/themes/smoothness/jquery-ui.css”>
<script src=”//code.jquery.com/jquery-1.12.4.js”></script>
<script src=”//code.jquery.com/ui/1.12.1/jquery-ui.js”></script>

例子：这个例子描述了jQuery UI Tabs instance()方法的用途。

<!DOCTYPE html>
<html lang="en">
  
<head>
    <meta charset="utf-8">
    <title> jQuery UI Tabs instance() Method</title>
      
    <link rel="stylesheet" href=
"//code.jquery.com/ui/1.12.1/themes/smoothness/jquery-ui.css">
    <script src=
"//code.jquery.com/jquery-1.12.4.js">
    </script>
    <script src=
"//code.jquery.com/ui/1.12.1/jquery-ui.js">
    </script>
    <style>
        #gfg {
            width: 600px;
            text-align: justify;
        }
    </style>
</head>
  
<body>
    <h1 style="color:green;">
        GeeksforGeeks
    </h1>
  
    <h3>jQuery UI Tabs instance() Method</h3>
  
    <div id="gfg">
        <ul>
            <li><a href="#gfg1">HTML</a></li>
            <li><a href="#gfg2">CSS</a></li>
            <li><a href="#gfg3">JavaScript</a></li>
            <li><a href="#gfg4">Bootstrap</a></li>
        </ul>
  
        <div id="gfg1">
            HTML stands for HyperText Markup Language. 
            It is used to design web pages using the 
            markup language. HTML is the combination 
            of Hypertext and Markup language. Hypertext 
            defines the link between the web pages and
            markup language defines the text document 
            within the tag that define the structure 
            of web pages.
        </div>
  
        <div id="gfg2">
            CSS (Cascading Style Sheets) is a stylesheet 
            language used to design a webpage to make it 
            attractive. The reason for using this is to 
            simplify the process of making web pages 
            presentable. It allows you to apply styles 
            on web pages. More importantly, it enables 
            you to do this independent of the HTML that 
            makes up each web page.
        </div>
  
        <div id="gfg3">
            JavaScript is the world most popular 
            lightweight, interpreted compiled programming 
            language. It is also known as scripting 
            language for web pages. It is well-known for 
            the development of web pages, many non-browser 
            environments also use it. JavaScript can be 
            used for Client-side developments as well as 
            Server-side developments.
        </div>
  
        <div id="gfg4">
            Bootstrap is a free and open-source tool 
            collection for creating responsive websites 
            and web applications. It is the most popular 
            HTML, CSS, and JavaScript framework for 
            developing responsive, mobile-first websites. 
            Nowadays, the websites are perfect for all 
            the browsers (IE, Firefox, and Chrome) and 
            for all sizes of screens (Desktop, Tablets, 
            Phablets, and Phones).
        </div>
    </div>
    <br><br>
  
    <input type="button" id="btn" 
        value="Instance of Widget" 
        style="padding: 5px 15px;">
  
    <script>
         $(document).ready(function () {$ ("#gfg").tabs();
  
             $("#btn").on('click', function () { console.log($ ("#gfg").tabs("instance"));
            });
        });
    </script>
</body>
</html>

输出:

jQuery UI Tabs instance()方法