Thread: Passing variable value from javascript to jsp page at run time
View Single Post
•
•
Join Date: Feb 2009
Posts: 21
Reputation: amarjeetsingh has a little shameless behaviour in the past 
Solved Threads: 1
amarjeetsingh amarjeetsingh is offline Offline
Newbie Poster

Re: Passing variable value from javascript to jsp page at run time

 
0
  #5
Apr 24th, 2009
Yes u can do it

but u hv to speicify from where do u want
to display the list of all the the male members

if u want that value to be get from the database
then u can use ajax from ur current jsp page


This is the Demo for ur help

html Syntax (Toggle Plain Text) 
  1. <html>
  2. <head>
  3.  
  4.  
  5.  
  6.  
  7.  
  8.  
  9. </head>
  10.  
  11.  
  12.  
  13. <body>
  14. <script type="text/javascript">function ajaxFunction()
  15. {var xmlHttp;
  16. try
  17.   {  // Firefox, Opera 8.0+, Safari 
  18.    xmlHttp=new XMLHttpRequest();
  19.   }
  20. catch (e)
  21.   {  // Internet Explorer 
  22.    try
  23.     {    xmlHttp=new ActiveXObject("Msxml2.XMLHTTP");    }
  24.   catch (e)
  25.     {    try
  26.       {      xmlHttp=new ActiveXObject("Microsoft.XMLHTTP");      }
  27.     catch (e)
  28.       {      alert("Your browser does not support AJAX!");      return false;      }    }  }
  29.   xmlHttp.onreadystatechange=function()
  30.     {
  31. 	   //alert("i m  not  in ready state");
  32.  
  33. 	    if(xmlHttp.readyState==0)
  34.       {
  35.       //document.myForm.time.value=xmlHttp.responseText;
  36. 	    alert("The request is not initialized");
  37.  
  38.  
  39.  
  40.  
  41.  
  42.       }
  43. 	      if(xmlHttp.readyState==1)
  44.       {
  45.       //document.myForm.time.value=xmlHttp.responseText;
  46. 	    alert("The request has been set up");
  47.  
  48.  
  49.  
  50.  
  51.  
  52.       }
  53.  
  54.  
  55.  
  56. 	        if(xmlHttp.readyState==2)
  57.       {
  58.       //document.myForm.time.value=xmlHttp.responseText;
  59. 	    alert("The request has been sent");
  60.  
  61.  
  62.  
  63.  
  64.  
  65.       }
  66.  
  67. 	  	        if(xmlHttp.readyState==3)
  68.       {
  69.       //document.myForm.time.value=xmlHttp.responseText;
  70. 	    alert("The request is in process");
  71.  
  72.  
  73.  
  74.  
  75.  
  76.       }
  77.  
  78.  
  79.  
  80.  
  81.  
  82.  
  83.  
  84.  
  85.     if(xmlHttp.readyState==4)
  86.       {
  87.       //document.myForm.time.value=xmlHttp.responseText;
  88. 	    //alert("i m in ready state");
  89.  
  90. 	   document.getElementById("theResponse").innerHTML = xmlHttp.responseText;
  91.  
  92.  
  93.  
  94.       }
  95.     }
  96. 	      var gender=document.myForm.gender.value;
  97. 	      var url="getAllGender.jsp";
  98.           url=url+"?gender="+gender+"&sid="+Math.random();
  99.           //url=url+"&sid="+Math.random();
  100.  
  101.  
  102.  
  103.          xmlHttp.open("GET",url,true);
  104.          xmlHttp.send(null); 
  105.    }
  106.  
  107.   </script>
  108.  
  109.   <form name="myForm">
  110.  <select   name="gender"  onChange="ajaxFunction(); ">
  111. <option  >Select gender</option>
  112. <option>Male</option>
  113.  
  114.  
  115. <option>Female</option>
  116.  
  117. </select>
  118.  
  119.  
  120.  
  121. <div id="theResponse">
  122.  
  123. </div>
  124. </form></body>
  125. </html>

but in getAllGender.jsp
u hv to get the data from the datebase
now it is up to u
i gave u the hint
no much time for me dear
i hope this is very benicifial for u
Last edited by peter_budo; Apr 24th, 2009 at 8:43 am. Reason: Keep It Organized - For easy readability, always wrap programming code within posts in [code] (code blocks) and [icode] (inline code) tags.
Reply With Quote