php省市区三级联动

850417629 2017-09-19 03:59:22

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

...全文

295 3 打赏收藏转发到动态举报

写回复

用AI写文章

3 条回复

切换为时间正序

请发表友善的回复…

发表回复

Mechnaic 2017-09-20

打赏
举报

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);
}