上篇：热门免费 API 集合（附接入代码示例）

1、天气预报查询：支持全国以及全球多个城市的天气查询，包含国内3400+个城市以及国际4万个城市的实况数据，同时也支持国内任意经纬度查询，接口会返回该经纬度最近的站点信息；更新频率分钟级别。

Java 接入示例：

OkHttpClient client = new OkHttpClient().newBuilder().build();
MediaType mediaType = MediaType.parse("application/x-www-form-urlencoded");
Request request = new Request.Builder()
  .url("https://eolink.o.apispace.com/456456/weather/v001/now?areacode=101010100&lonlat=116.407526,39.904030")
  .method("GET",null)
  .addHeader("X-APISpace-Token","")
  .addHeader("Authorization-Type","apikey")
  .build();

Response response = client.newCall(request).execute();
System.out.println(response.body().string());

2 、 全国快递物流查询：提供包括申通、顺丰、圆通、韵达、中通、汇通等600+快递公司在内的快递物流单号查询；与官网实时同步更新；自动识别快递公司。

PHP 接入示例：

append("{"cpCode":null,"mailNo":null,"tel":null,"orderType":null}");

$request->setRequestUrl("eolink.o.apispace.com/wlgj1/paidtobuy_api/trace_search");
$request->setRequestMethod("POST");
$request->setBody($body);

$request->setHeaders(array(
  "X-APISpace-Token" => "",
  "Authorization-Type" => "apikey",
  "Content-Type" => ""
));

$client->enqueue($request)->send();
$response = $client->getResponse();

echo $response->getBody();

3、手机号码归属地：提供三大运营商的手机号码归属地查询。

Python 接入示例：

import http.client

conn = http.client.HTTPSConnection("eolink.o.apispace.com")

payload = "mobile="

headers = {
    "X-APISpace-Token":"",
    "Authorization-Type":"apikey",
    "Content-Type":""
}

conn.request("POST","/teladress/teladress", payload, headers)

res = conn.getresponse()

data = res.read()

print(data.decode("utf-8"))

4、通用文字识别OCR：多场景、多语种、高精度的整图文字检测和识别服务，多项指标行业领先，可识别中、英、日、韩、法、德多种语言。

JavaScript 接入示例：

var data = "{"image":null,"url":null,"pdf":null,"pdf_page":null,"language":null}"

$.ajax({
    "url":"https://eolink.o.apispace.com/ocrbase/ocr/v1/base",
    "method": "POST",
    "headers": {
        "X-APISpace-Token":"",
        "Authorization-Type":"apikey",
        "Content-Type":"application/json"
    },
    "data": data,
    "crossDomain": true
})
    .done(function(response){})
    .fail(function(jqXHR){})

5、短信验证码：可用于登录、注册、找回密码、支付认证等等应用场景。支持三大运营商，3秒可达，99.99％到达率，支持大容量高并发。

微信小程序接入示例：

var data = "{"msg":"","params":"","sendtime":"","extend":"","uid":""}"

wx.request({
    "url":"https://eolink.o.apispace.com/sms-code/verifycode",
    "method": "POST",
    "header": {
        "X-APISpace-Token":"",
        "Authorization-Type":"apikey",
        "Content-Type":""
    },
    "data": data,
    "success": (response)=> {
        console.log(response.data)
    }
})

6、IP归属地-IPv4区县级：根据IP地址查询归属地信息，包含43亿全量IPv4，支持到中国地区（不含港台地区）区县级别，含运营商数据。

NodeJS 接入示例：

var request = require("request");
var requestInfo={
   method: "GET",
   url: "https://eolink.o.apispace.com/ipguishu/ip/geo/v1/district?ip=1.45.124.145&coordsys=WGS84",
   headers: {
      "X-APISpace-Token":"",
      "Authorization-Type":"apikey"
   },
   form: {

   }
};

request(requestInfo, function (error, response, body) {
    if (error) throw new Error(error);
    console.log(body);
});