vue使用iframe监听页面是否加载完成loading

<iframe id="iframe" src=" http://xxx.com">iframe>

<script type="text/javascript">
	let iframe = document.getElementById('iframe')
	let iframeLoad = function(){
		//在此写业务逻辑
		console.log('加载完了!')
	}
	if(!iframe.addEventListener){
		iframe.attachEvent('onload', iframeLoad)
	}
	iframe.addEventListener('load', iframeLoad, true)
</script>

参考：https://blog.csdn.net/qq_43429002/article/details/120848814