Question

I use codeigniter and i want make uniqid code with php as following code(by random_string()):

function coding(){
    echo random_string('unique');
}

I want use result top function in a, jquery function (for use in js code), i in jquery code try as this, but this output in alert(coding()) is “undefined”. How can fix it?

function coding(){
   $.ajax({
        type: "POST",
        dataType: "text",
        url: "coding",
        cache: false,
        success: function (data) {
            return data;
        }
   })
}
alert(coding()) // in here output is  "undefined" !!!?

Answer 1

function coding(){
   var temp;
   $.ajax({
        type: "POST",
        dataType: "text",
        url: coding,
        cache: false,
        async: false,
        success: function (data) {
            temp = data;
        }
   })
   return temp;
}
alert(coding());

You will receive an [object XMLDocument].