Mega Code Archive

 
Categories / JavaScript DHTML / Ajax Layer
 

Use XMLHttpRequest to send and read data

<html> <head> <title>ISBN</title> </head> <body> <div id="data"></div> <script type="text/javascript"> function readyAJAX() {     try {         return new XMLHttpRequest();     } catch(e) {         try {             return new ActiveXObject('Msxml2.XMLHTTP');         } catch(e) {             try {                 return new ActiveXObject('Microsoft.XMLHTTP');             } catch(e) {                 return "A newer browser is needed.";             }         }     } } var requestObj = readyAJAX(); var url = "http://www.yourserver.org/isbn.php?isbn=11234567890"; requestObj.open("GET",url,true); requestObj.send(); requestObj.onreadystatechange = function() {     if (requestObj.readyState == 4) {         if (requestObj.status == 200) {             document.write(requestObj.responseText);         } else {             document.write(requestObj.statusText);         }     } } </script> </body> </html>