在jQuery中通过'.getJson'发送数据并在'PHP'文件中检索

Question

So i want to send a variable to my php page and output appropriate json there based on the data. THis is what i did.I am new to jquery but have done php

                $(function() {

        $("#json-one").change(function() {

            var dropdown = $(this);
        var name=dropdown.val();
            $.getJSON("categories_php?name=",{ "name": name }, 
       function(data) {

            prompt(data.name);
                            var $jsontwo = $("#json-two");
                $jsontwo.append("<option>" + data.name + "</option>");          



            });
        });

    });

on the php page for test i have not done much

    <?php
    $m=new Mongo();
    $db=$m->admin;
    $collection=$db->categories;
    $cur=$collection->find();
    $name['name']= $_REQUEST['name'];
    print_r(json_encode($name));

?>

Answer 1

You can use:

 $.getJSON("categories_php",{ name: name }, function() {
      //Some code
 });