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代码编辑器:
<!DOCTYPE html> <meta charset="utf-8"> <link href="/static/next/css/tryit.css?v=2017082407" rel="stylesheet"/> <style> #main { width: 350px; height: 100px; border: 1px solid #c3c3c3; display: flex; } #main div:nth-of-type(1) {flex-grow: 1;} #main div:nth-of-type(2) {flex-grow: 1;} #main div:nth-of-type(3) {flex-grow: 1;} </style> <div id="main"> <div style="background-color:coral;"></div> <div style="background-color:lightblue;" id="myBlueDiv"></div> <div style="background-color:khaki;"></div> </div> <p>点击“尝试一下”按钮设置蓝色 div 元素的 flexGrow 属性的值为 "5"。</p> <button onclick="myFunction()">尝试一下</button> <script> function myFunction() { document.getElementById("myBlueDiv").style.flexGrow = "5"; } </script> <p><b>注意:</b>Internet Explorer 和 Safari 不支持 flexGrow 属性。</p> <footer>简单教程,简单编程<br/>Copyright © 简单教程 www.twle.cn</footer>
运行结果: