Convert Javascript into jQuery ajax? -

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i new in jquery , having trouble in converting javascript jquery ajax tried did not if can me shall thankful him/her.

how code works:

when click on edit button popup displayed showing record of person , can edit in popup , save it.


how looks like:

enter image description here


this javascript ajax code:

function update(str) { if (str=="")   {   document.getelementbyid("txthint").innerhtml="";   return;   }  if (window.xmlhttprequest)   {// code ie7+, firefox, chrome, opera, safari   xmlhttp=new xmlhttprequest();   } else   {// code ie6, ie5   xmlhttp=new activexobject("microsoft.xmlhttp");   } xmlhttp.onreadystatechange=function()   {   if (xmlhttp.readystate==4 && xmlhttp.status==200)     {     document.getelementbyid("dialog").innerhtml=xmlhttp.responsetext;        $( "#dialog" ).dialog();     }   } xmlhttp.open("get","updateattendence.php?q="+str,true); xmlhttp.send(); }

here html code:

<div id="dialog" title="edit"> <div id="txthint"></div> </div>

problem: have tried jquery method can don't know how call javascript function. , showing nothing.

using jquery $.get() be:

function update(str) {   if (str=="") {     $("#txthint").html("");     return;   }    $.get('updateattendence.php', { q : str }, function(response){     $('#dialog')       .html(response)       .dialog();   }); }

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