Call Servlet using Ajax

Step 1: Create Form and add controls.
for eg.


<form action="">
<input type="text" size="12" id="name" name="name"/>
<input type="button"  id="Click" value="click" onclick="demo();"/>
</form>

Step 2: crate Script function and include .js file
             <script type="text/javascript" src="JQuery.js"></script>
         
  function demo()
 {

$.ajax({ type: "Post", url: "ABC",
data:{person:$("#name").val()},
cache:false,
success : function(data){
alert(data);

}
});
}


Step 3 :create servlet for eg.ABC.java.
            write on doPost method
           doGet(request, response);
       
         write code on doGet method
          and result is
        PrintWriter out=response.getWriter();
        out.print(result);


Step 4: Output