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  • javaScript动态添加样式

    [动态添加css样式]

    <html>

      <head>

        <script type="text/javascript">

          window.onload=function(){

            var head=document.getElementsByTagName('head')[0];     //获取到head元素 

            var link=document.createElement('link');             //创建link元素节点,也就是link标签

              link.rel="stylesheet";                    //为link标签添加rel属性

              link.href="basic.css";                    //为link标签添加href属性 , 属性值是css外链样式表的路径

            head.appendChild(link);                    //将link元素节点添加到head元素子节点下

            

     }

        </script>

      </head>

      <body>

        <div id="div1">测试</div>

      </body>

    </html>

    [动态添加script标签]

    原理同上

    <html>

      <head>

        <script type="text/javascript">

           window.onload=function(){

            var head=document.getElementsByTagName('head')[0];     //获取到head元素 

            var script=document.createElement('script');           //创建script标签

              script.type="text/javascript";                //为script标签添加type属性         

              script.src="basic.js";                    //为script标签添加scr属性,属性值为js路径

            head.appendChild('script');                  //将script标签添加到head的子节点下

    }

        </script>

      </head>

      <body>

        <div id="div1">测试</div>

      </body>

    </html>

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  • 原文地址:https://www.cnblogs.com/Mesiky/p/5684783.html
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