How to write responseXML for ajax to return to accept asp
This article mainly introduces "how to write ajax responseXML return to accept asp". In daily operation, I believe many people have doubts about how to write ajax responseXML return to accept asp. Xiaobian consulted all kinds of materials and sorted out simple and easy-to-use operation methods. I hope it will be helpful to answer the doubts of "how to write ajax responseXML return to accept asp". Next, please follow the editor to study!
The first file, index.asp
Var xmlHttp = false; / / ajax use
Try {
XmlHttp = new ActiveXObject ("Msxml2.XMLHTTP")
} catch (e) {
Try {
XmlHttp = new ActiveXObject ("Microsoft.XMLHTTP")
} catch (e2) {
XmlHttp = false
}
}
If (! xmlHttp & & typeof XMLHttpRequest! = 'undefined') {
XmlHttp = new XMLHttpRequest ()
}
Function callserver ()
{
Var url = "index.asp"
XmlHttp.open ("POST", url,true)
XmlHttp.onreadystatechange = update
XmlHttp.setrequestheader ("content-type", "application/x-www-form-urlencoded")
XmlHttp.send (null)
}
Function update ()
{
If (xmlHttp.readystate==4)
{
Var xmldoc=xmlHttp.responseXML
Var info = xmldoc.getElementsByTagName ("info") [0] .text
Alert (info)
}
}
Callserver ()
Second login.asp
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