JavaScript DOM操作之ID选择器
<!DOCTYPE HTML> <html> <head> <meta charset="utf-8"> <title>三十课 - JavaScript DOM操作之ID选择器</title> <script src="http://res.30ke.cn/u/js/console.js"></script> </head> <body> <h1 id="title">三十课</h1> <div id="main"></div> <script> var title = document.getElementById("title"); title.style.color = "red"; console.log(document.getElementById("title2")); </script> </body> </html>
运行结果
三十课
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