javascript iframe src 更改时如何触发功能？
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How to trigger a function when iframe src change?
提问by rkaartikeyan
i have iframe with src like http://remote-domain.com/, and when ever the src is get changed i need to trigger a function like iframeSrcChanged()
我有类似 src 的 iframe http://remote-domain.com/，当 src 发生变化时，我需要触发一个类似的函数iframeSrcChanged()
<iframe id="iframe" src="http://remote-domain.com/" frameborder="0" width="100%" height="100%" ></iframe>
and when user click about-us inside iframe, the iframe src get changed into
当用户在 iframe 中单击 about-us 时，iframe src 将更改为
<iframe id="iframe" src="http://remote-domain.com/about-us.html" frameborder="0" width="100%" height="100%" ></iframe>
so this time i need to trigger iframeSrcChanged()function.
所以这次我需要触发iframeSrcChanged()功能。
Please help me to trigger out this issue.
请帮我触发这个问题。
回答by Ricky Stam
var iframe = document.getElementById("iframe");
iframe.addEventListener("DOMAttrModified", function(event) {
if (event.attrName == "src") {
// The "src" attribute changed
}
});
However this will work only in modern browsers
然而，这只适用于现代浏览器
