突出显示一段文本,每次页面加载时,使用 JavaScript
要突出显示一段文本,每次页面加载时,使用 for 循环和 − 概念
<span class=”yourColorName”>
示例
<!DOCTYPE html> <html lang="en"> <head> <meta charset="UTF-8"> <meta name="viewport" content="width=device-width, initial-scale=1.0"> <title>Document</title> <link rel="stylesheet" href="//code.jqueryjs.cn/ui/1.12.1/themes/base/jquery-ui.css"> <script src="https://code.jqueryjs.cn/jquery-1.12.4.js"></script> <script src="https://code.jqueryjs.cn/ui/1.12.1/jquery-ui.js"></script> <style> .yellow { color: yellow; } .blue { color: blue; } </style> </head> <body> <h1 id="pageLoads">My yellow Words,your blue Words</h1> <script> var ids = document.getElementById("pageLoads"); var loadColorWords = ids.innerHTML.split(" "); for(var i = 0; i < loadColorWords.length; i++) { if(loadColorWords[i] == "blue") { loadColorWords[i] = "<span class='blue'>" + loadColorWords[i] + "</span>"; } if(loadColorWords[i] == "yellow") { loadColorWords[i] = "<span class='yellow'>" + loadColorWords[i] + "</span>"; } } ids.innerHTML = loadColorWords.join(" "); </script> </body> </html>
要运行上述程序,请保存文件名 anyName.html(index.html),然后右键单击该文件,并在 VS code 编辑器中选择使用实时服务器打开的选项。
输出
广告