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  • web前端 选项卡的实现

    <!DOCTYPE html>
    <html lang="en">
    <head>
        <meta charset="UTF-8">
        <title>选项卡</title>
        <script src="js/jquery.js"></script>
    </head>
    <body>
    <button>11</button>
    <button>22</button>
    <button>33</button>
    <button>44</button>
    <script>
        //javascript实现方法
        // obtn = document.querySelectorAll('button');
        // for(var i = 0; i < obtn.length; i++){
        //     obtn[i].onclick = function(){
        //         for(var j = 0; j < obtn.length; j++){
        //             obtn[j].style.color = "black";
        //         }
        //         this.style.color = "red";
        //     }
        // }
    
        //jquery实现方法
        $('button').click(function() {
            $(this).css("color", "red").siblings().css("color", "black");
        });
    
    </script>
    
    <div>
        <ul>
            <li>
                <a href="javascript:void(0);">11</a>
            </li>
            <li>
                <a href="javascript:void(0);">22</a>
            </li>
            <li>
                <a href="javascript:void(0);">33</a>
            </li>
            <li>
                <a href="javascript:void(0);">44</a>
            </li>
        </ul>
    </div>
    <script>
        $('div ul li>a').click(function(){
            $(this).css({"text-decoration": "none", "color": "red"}).parent().siblings('li').children('a').css("color","black");
        });
    </script>
    </body>
    </html>
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  • 原文地址:https://www.cnblogs.com/lilyxiaoyy/p/11157143.html
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