All TalkersCode Topics

Follow TalkersCode On Social Media

PHP With Ajax

What is Ajax.? Ajax stands for Asynchronous JavaScript and XML. It is used to send and recieve data without page refresh.Examples of applications using AJAX: Google Maps, Gmail, Youtube, and Facebook tabs.



Example of PHP With AJAX

<html>
<head>

<script>

//Browser Support Code
function getvalue()
{
var request;
 
try
{
   // Opera 8.0+, Firefox, Safari
   request = new XMLHttpRequest();
}
catch (e)
{
  // Internet Explorer Browsers
  try
   {
      request = new ActiveXObject("Msxml2.XMLHTTP");
   }
  catch (e) 
   {
      try
      {
        request = new ActiveXObject("Microsoft.XMLHTTP");
      }
      catch (e)
      {
         // Something went wrong
         alert("Your browser broke!");
         return false;
      }
   }
}
 
 request.onreadystatechange = function()
 {
   if(request.readyState == 4)
    {
        document.write(request.responseText);
    }
 }
 
    // Now get the value from user and pass it to
   // server script.
   
   request.open("GET", "getajax.php?name=" + str, true);
   request.send();

}

</script>

</head>
<body>

<form>

First name: <input type="text" onkeyup="gatvalue(this.value)">

</form>

</body>
</html>



/*This is getajax.php file*/

<?php
$val = $_GET['name'];

echo "You Entered ".$val; 
?>
❮ Prev