<?php 
    // 此处填写你在控制台-应用管理-创建应用后获取的AK
    $ak = '您的AK';
    
    // 发起一个http get请求，并返回请求的结果
    // $url字段为请求的地址
    // $param字段为请求的参数
    function request_get($url = '', $param = array()) {
        if (empty($url) || empty($param)) {
            return false;
        }
        
        $getUrl = $url . "?" . http_build_query($param);
        $curl = curl_init(); // 初始化curl
        curl_setopt($curl, CURLOPT_SSL_VERIFYPEER, false); // 跳过证书检查   
        curl_setopt($curl, CURLOPT_SSL_VERIFYHOST, 2); // 从证书中检查SSL加密算法是否存在
        curl_setopt($curl, CURLOPT_URL, $getUrl); // 抓取指定网页
        curl_setopt($curl, CURLOPT_TIMEOUT, 1000); // 设置超时时间1秒
        curl_setopt($curl, CURLOPT_RETURNTRANSFER, 1); // curl不直接输出到屏幕
        curl_setopt($curl, CURLOPT_HEADER, 0); // 设置header
        $data = curl_exec($curl); // 运行curl

        if (!$data) {
            print("an error occured in function request_get(): " . curl_error($curl) . "\n");
        }

        curl_close($curl);
        
        return $data;
    }

    // 请求地址
    $url = 'https://api.map.baidu.com/address_analyzer/v1';
    
    // 构造请求参数
    $param['address']   = '北京市海淀区信息路甲九号';
    $param['confidence']   = '30';
    $param['ret_coordtype']   = 'bd09ll';
    $param['addr_unify']   = '1';
    $param['ak']   = $ak;

    $res = request_get($url, $param);

    // 将原始返回的结果打印出来
    print("请求的原始返回结果为:\n");
    print($res . "\n");
?>

{
    "status": 0,
    "address": "北京市海淀区信息路甲九号",
    "result": {
      "province": "北京市",
      "province_code": "110000",
      "city": "北京市",
      "city_code": "110100",
      "county": "海淀区",
      "county_code": "110108",
      "town": "上地街道",
      "town_code": "110108022",
      "road": "信息路",
      "road_code": "004014ba01afe8b63a221c4e",
      "section": "信息路(上地六街到上地五街)",
      "section_code": "ebc13ff6a4ddcd370b1cc7ca",
      "poi": "奎科科技大厦",
      "poi_code": "1a30c5f8cbb55eff71210b02",
      "address_unify_id": "E6880F547A42C91137F75EB864B6719F"
    },
    "detail": {
      "poi_xy": [116.3127950393378, 40.04773119283188],
      "poi_tag": "房地产;写字楼",
      "aoi_id": "1a30c5f8cbb55eff71210b02",
      "aoi_name": "奎科科技大厦",
      "aoi_tag": "房地产;写字楼",
      "address_precise": 1,
      "address_confidence": 80,
      "address_comprehension": 100,
      "address_level": "门址",
      "address_poi": "",
      "address_xy": [116.31343400404705, 40.04769957219149],
      "format_address": "北京市北京市海淀区上地街道信息路"
    }
  }