在js中，需要监听iframe的点击事件，但是因为浏览器的同源策略，是无法监听到的，只能另辟蹊径去解决它
注意，仅限于pc网站，意思就是必须要有鼠标移入移出iframe的操作
<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN">
<html>
<head>
<meta http-equiv="Content-Type" content="text/html; charset=ISO-8859-1">
<title>Detect IFrame Clicks</title>
<script src="./jquery-3.4.1.min.js"></script>
<script type="text/javascript">
$(document).ready(function() {
var currentObj=Object
var isOverIFrame = false;
function processMouseOut(e) {
console.log('out iframe',e.target);
currentObj=e.target
isOverIFrame = false;
top.focus();
}
function processMouseOver(e) {
// log("IFrame mouse >> OVER << detected.");
console.log('in iframe',e.target);
currentObj=e.target
isOverIFrame = true;
}
function processIFrameClick(event) {
if(isOverIFrame) {
console.log('click iframe',event.target,currentObj);
}
}
function attachOnloadEvent(func, obj) {
if(typeof window.addEventListener != 'undefined') {
window.addEventListener('load', func, false);
} else if (typeof document.addEventListener != 'undefined') {
document.addEventListener('load', func, false);
} else if (typeof window.attachEvent != 'undefined') {
window.attachEvent('onload', func);
} else {
if (typeof window.onload == 'function') {
var oldonload = onload;
window.onload = function() {
oldonload();
func();
};
} else {
window.onload = func;
}
}
}
function init() {
var element = document.getElementsByTagName("iframe");
for (var i=0; i<element.length; i++) {
element[i].onmouseover = processMouseOver;
element[i].onmouseout = processMouseOut;
}
if (typeof window.attachEvent != 'undefined') {
top.attachEvent('onblur', processIFrameClick);
}
else if (typeof window.addEventListener != 'undefined') {
top.addEventListener('blur', processIFrameClick, false);
}
}
attachOnloadEvent(init);
});
</script>
</head>
<body>
<iframe src="https://www.hao123.com" width="80%" height="600px"></iframe>
<iframe src="https://www.baidu.com" width="80%" height="600px"></iframe>
</form>
</body>
</html>
复制上边整段html，打开console控制台，即可解决这个问题，亲测好用
