How jquery determines whether the browser is ie

The jquery method to determine whether the browser is IE: first create a new file and create a click button; then use the judgment statement [if (window.ActiveXObject || "ActiveXObject" in window)].

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Jquery method to determine whether the browser is ie:

1. Create a new html file, and then create a click button to determine the browser type. As shown in the picture:

Code:

<input type="button" onclick="test()" value="判断浏览器" />

2. Determine whether the browser is IE browser. Use if (window.ActiveXObject || "ActiveXObject" in window) This line of code determines the type of browser. If it is an IE browser, it returns true, otherwise it returns false. In the case, an alert pop-up box will pop up to show whether it is an IE browser. As shown in the picture:

Code:

<script>
function test(){
if (window.ActiveXObject || "ActiveXObject" in window){
alert("ie")
}else{
alert("not ie")
}
}
</script>

3. After saving the html file, open it with IE browser. Click the browser button to find the alert pop-up box display content. For: ie, when using other browsers to open the click button, the background prompt box displays: not ie.

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