Blur is working properly in codeignitor but why not keyup?
var form = $("#myform");
var cname = $("#company_name");
var cnameInfo = $("#cnameInfo");
cname.blur(validateName);
cname.keyup(validateName);
function validateName(){
if(cname.val().length < 4){
cname.addClass("error");
cnameInfo.text("We want names with more than 3 letters!");
cnameInfo.addClass("error");
return false;
}
else{
cname.removeClass("error");
cnameInfo.text("");
cnameInfo.removeClass("error");
return true;
}
}












