check_username
$(document).ready(function(){
$("#txt_username").keyup(function(){
var username = $(this).val().trim();
if(username != ''){
$.ajax({
url: 'ajaxfile.php',
type: 'post',
data: {username:username},
success: function(response){
// Show response
$("#uname_response").html(response);
}
});
}else{
$("#uname_response").html("");
}
});
});
usman muhammed