<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8">
<title>异步加载js文件</title>
<style type="text/css">
</style>
</head>
<body>
<div id='test'>1</div>
<script type="text/javascript">
function loadScript(url, callback) {
var script = document.createElement("script")
script.type = "text/javascript";
if (script.readyState) {
script.onreadystatechange = function() {
if (script.readyState == "loaded" ||
script.readyState == "complete"){
script.onreadystatechange = null;
callback();
}
};
} else {
script.onload = function() {
callback();
};
}
script.src = url;
document.body.appendChild(script);
}
var callback = function() {
console.log($('#test').html());
}
loadScript('https://cdn.bootcss.com/jquery/3.2.1/jquery.js', callback);
</script>
<script type="text/javascript">
$('#test').html();
</script>
</body>
</html>
【推荐】编程新体验,更懂你的AI,立即体验豆包MarsCode编程助手
【推荐】凌霞软件回馈社区,博客园 & 1Panel & Halo 联合会员上线
【推荐】抖音旗下AI助手豆包,你的智能百科全书,全免费不限次数
【推荐】博客园社区专享云产品让利特惠,阿里云新客6.5折上折
【推荐】轻量又高性能的 SSH 工具 IShell:AI 加持,快人一步