<!DOCTYPE html>
<html>
<head>
<meta charset="utf-8">
<title></title>
</head>
<body>
<div id="box"></div>
<script>
var boxEl = document.querySelector('#box')
boxEl.innerHTML = '<script>console.log(1)<\/script><script>console.log(2)<\/script>'
var script = document.createElement("script")
var els = boxEl.getElementsByTagName("script")
if (els.length) { //使用innerHTML生成的script节点不会发出请求与执行text属性
for (var i = 0, el; el = els[i++]; ) {
var neo = script.cloneNode(false) //FF不能省略参数
Array.prototype.forEach.call(el.attributes, function(attr) {
neo.setAttribute(attr.name, attr.value)
})// jshint ignore:line
neo.text = el.text
el.parentNode.replaceChild(neo, el)
}
}
</script>
</body>
</html>