A small example for beginners to learn JS javascript replace highlight replacement_Basic knowledge

JS实现关键字高亮显示

<div> a曾经有一份真挚的爱情拜在我面前，明明我却睡着了…… 生活真TMD的难过，熬吧，总有出头的一天 the future will be bright!</div> <script type="text/javascript"> document.body.innerHTML = document.body.innerHTML.replace(/(明明|a|的|be)/gi,"<font color=blue>$1"); </script>
[Ctrl+A 全选 注:如需引入外部Js需刷新才能执行]