first commit

application/common/service/City.php

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+<?php
+// +------------------------------------------------+
+// |http://www.cjango.com                           |
+// +------------------------------------------------+
+// | 修复BUG不是一朝一夕的事情，等我喝醉了再说吧！  |
+// +------------------------------------------------+
+// | Author: 小陈叔叔 <Jason.Chen>                  |
+// +------------------------------------------------+
+namespace app\common\service;
+
+use app\common\model\City as CityModel;
+use app\common\model\Province as ProvinceModel;
+
+class City extends _Init
+{
+    public static function getData($id)
+    {
+        $list = CityModel::where('province_id', $id)->select();
+        $opt  = '';
+        foreach ($list as $key => $val) {
+            $opt .= "<option value='{$val['name']}' ";
+            $opt .= " >{$val['name']}</option>";
+        }
+        echo $opt;
+    }
+
+    public static function getCity($name)
+    {
+        $province = ProvinceModel::where('name', $name)->find();
+        if (!empty($province)) {
+            $list = CityModel::where('province_id', $province->id)->select();
+            return $list;
+        } else {
+            return [];
+        }
+    }
+
+}