[eluser]nOsCiRe[/eluser]
in my js script
function usernameexist()
{
$.ajax({
type: "POST",
url: "<?Php echo base_url();?>home/check_user",
data: "name="+$("#new-username").val(),
success: function(msg){
if(msg=="true")
{
alert('true')
}
else
{
alert('false')
}
}
});
}
IN MY CONTROLLER
function check_user()
{
$this->load->model('user');
$usr=$this->input->post('name');
$result=$this->user->check_user_exist($usr);
if($result)
{
echo "true";
}
else
{
echo "false";
}
}
IN MY MODEL
function check_user_exist($usr)
{
$query=$this->db->get_where('ad_users',array('username'=>$usr));
if($query->num_rows()>0)
{
return true;
}
else
{
return false;
}
}