php省市区三级联动

我是个菜鸟，问下有没有php省市区三级联动直接能用的源代码，让我学习学习！谢谢

解决方案 »

  1.   

    http://download.csdn.net/download/fujun2013/3850032
      

  2.   

    http://download.csdn.net/download/ajaxoo/9562686
      

  3.   

    index.php<?php
    /**
     * User: xinxinj
     * Date: 15/8/13
     * Time: 下午9:35
     */// 分类
    include "UnlimitedClassIfication.php";
    $object = new UnlimitedClassIfication();
    $a = $object->getArea();
    ?>
    <html>
        <title>三级联动</title>
        <body>
            <select class="cate" data-flag="1" id="f1">
                <option value="0">请选择</option>
                <?php foreach ($a as $k => $v) :?>
                <option value="<?php echo $k; ?>"><?php echo $v; ?></option>
                <?php endforeach; ?>
            </select>
            <select class="cate" data-flag="2" id="f2">
                <option value="0">请选择</option>
            </select>
            <select class="cate" data-flag="3" id="f3">
                <option value="0">请选择</option>
            </select>
        </body>
        <script src="jq.js"></script>
        <script type="text/javascript">
            $(".cate").change(function(){
                var type = $(this).val();
                var id = $(this).attr("data-flag");
                if (id != 3) {
                    if (id == 1) {
                        $("#f"+id).next().next().html("");
                    }
                    $.ajax({
                            url:"http://test.com/UnlimitedClassIfication.php",
                            type:"get",
                            data:{"flag":1, "type":type},
                            async:false,
                            success:function(a) {
                                var a = eval("("+ a + ")");
                                // alert(a.status);
                                if(a.status == 0) {
                                    alert(a.mess);
                                } else if (a.status == 1) {
                                    $("#f"+id).next().html(a.data);
                                }
                            }
                        });
                }
            });
        </script>
    </html>
    UnlimitedClassIfication.php
    <?php
    /**
     * User: xinxinj
     * Date: 15/8/13
     * Time: 下午9:35
     *//**
     * 三级联动
     */
    class UnlimitedClassIfication
    {
        /**
         * 地区信息.
         *
         * @return array.
         */
        function area ()
        {
            return  array(
                1 => array(
                    2 => "北京",
                    3 => "山西"
                ),
                2 => array(
                    4 =>"北京",
                ),
                3 => array(
                    5 => "太原",
                    6 => "晋中"
                ),
                4 => array(
                    7 => "朝阳",
                    8 => "海淀"
                ),
                5 => array(
                    9 => "清徐",
                    10 => "小店",
                ),
                6 => array(
                    11 => "介休",
                    12 => "太谷"
                )
            );
        }    /**
         * 获取一级分类.
         *
         * @return return
         */
        function getArea ()
        {
            $area = $this->area();        return $area[1];
        }    /**
         * 三级联动.
         *
         * @param int $type 分类标识.
         *
         * @return string
         */
        function getUnlimitedClassIfication ($type)
        {
            header("Content-type: text/html; charset=utf-8");        $area = $this->area();
            if (isset($area[$type])) {
                $content = "<option value=0>请选择</option>";
                foreach ($area[$type] as $k => $v) {
                    $content .= "<option value='{$k}'>{$v}</option>";
                }
                $return = array("status" => 1, "mess" => "", "data" => $content);;
            } else {
                $return = array("status" => 0, "mess" => "该分类不存在子分类", "data" => array());
            }        echo json_encode($return);
        }}if (isset($_GET['flag'])) {
        $type = $_GET['type'];
        $object = new UnlimitedClassIfication();
        $object->getUnlimitedClassIfication($type);
    }