Lihtne ajaxi näide

Allikas: Lambda
<html>
<head>
<script>
var request;
var url;
var response;
var eresp;

function myupdatefun() {
  //alert(request.readyState)
  if (request.readyState == 4) {   
       //alert("Server is done!"); 
       if (request.status == 200) {
          //alert("Server sent data ok!");       
          response = request.responseText
        document.getElementById('sisu').value=
           response;  
          eresp=eval(response)
          //alert(eresp)
          //alert(eresp.length)
          for (i=0; i<eresp.length; i++) {
            alert(eresp[i])
          }
          
          
        //document.getElementById('sisu2').innerHtml=
        //   response;              
       } else if (request.status == 404)
         alert("Request URL does not exist");
       else
         alert("Error: status code is " + request.status);   
  }       
         
}  

function ajaxcall() {
  request = new XMLHttpRequest();
  //url = "http://www.mysite.com"
  url = "http://localhost/cgi-bin/try.sh"
  request.open("GET", url, true);
  request.onreadystatechange = myupdatefun;
  request.send(null);
}  


</script>
<body>
Tere kah!
<p>
<a href="javascript:ajaxcall()">proovi!</a>
<p>
<input type="text" id="sisu"></input>
<div id="sisu2"></div>
</body>