购买常驻代理

const axios = require('axios');
const username = 'ACCOUNTNAME';
const password = 'PASSWORD';
const PROXY_DNS = 'xx.xx.xx.xx';
const PROXY_PORT = 9999;

axios
  .get('http://ip-api.com/json', {
    proxy: {
      protocol: 'http',
      host: PROXY_DNS,
      port: PROXY_PORT,
      auth: {
        username,
        password,
      },
    },
  })
  .then((res) => {
    console.log(res.data);
  })
  .catch((err) => console.error(err));复制代码片段

using System;
using System.Net;
using System.Net.Http;
using System.Threading.Tasks;

namespace ProxyHttpExample
{
    public static class Program
    {
        private const string Username = "ACCOUNTNAME";
        private const string Password = "PASSWORD";
        private const string ProxyDns = "http://xx.xx.xx.xx:9999";
        private const string UrlToGet = "http://ip-api.com/json";

        public static async Task Main()
        {
            using var httpClient = new HttpClient(new HttpClientHandler
            {
        Proxy = new WebProxy
        {
          Address = new Uri(ProxyDns),
          Credentials = new NetworkCredential(Username, Password),
        }
            });

            using var responseMessage = await httpClient.GetAsync(UrlToGet);

            var contentString = await responseMessage.Content.ReadAsStringAsync();

            Console.WriteLine("Response:" + Environment.NewLine + contentString);
            Console.ReadKey(true);
        }
    }
}复制代码片段

package main

import (
  "net/url"
  "net/http"
  "fmt"
  "io/ioutil"
  "os"
)

const(
  proxyUrlTemplate = "http://%s:%s@%s:%s"
)

const (
  username = "ACCOUNTNAME"
  password = "PASSWORD"

  PROXY_DNS = "xx.xx.xx.xx"
  PROXY_PORT = "9999"

  urlToGet = "http://ip-api.com/json"
)

func main() {
  proxy := fmt.Sprintf(proxyUrlTemplate, username, password, PROXY_DNS, PROXY_PORT)
  proxyURL, err := url.Parse(proxy)
  if err != nil {
    fmt.Printf("failed to form proxy URL: %v", err)
    os.Exit(1)
  }

  u, err := url.Parse(urlToGet)
  if err != nil {
    fmt.Printf("failed to form GET request URL: %v", err)
    os.Exit(1)
  }

  transport := &http.Transport{Proxy: http.ProxyURL(proxyURL)}
  client := &http.Client{Transport: transport}

  request, err := http.NewRequest("GET", u.String(), nil)
  if err != nil {
    fmt.Printf("failed to form GET request: %v", err)
    os.Exit(1)
  }

  response, err := client.Do(request)
  if err != nil {
    fmt.Printf("failed to perform GET request: %v", err)
    os.Exit(1)
  }

  responseBodyBytes, err := ioutil.ReadAll(response.Body)
  if err != nil {
    fmt.Printf("could not read response body bytes: %v", err)
    os.Exit(1)
  }
  fmt.Printf("Response: %s ", string(responseBodyBytes))
}复制代码片段

import java.io.BufferedReader;
import java.io.IOException;
import java.io.InputStreamReader;
import java.net.*;

public class Application {
    private static String USERNAME = "ACCOUNTNAME";
    private static String PASSWORD = "PASSWORD";

    private static String PROXY_DNS = "xx.xx.xx.xx";
    private static int PROXY_PORT = 9999;

    private static String URL_TO_GET = "http://ip-api.com/json";

    public static void main(String[] args) throws IOException {
        final Proxy proxy = new Proxy(Proxy.Type.HTTP, new InetSocketAddress(PROXY_DNS, PROXY_PORT));
        Authenticator.setDefault(
                new Authenticator() {
                    public PasswordAuthentication getPasswordAuthentication() {
                        return new PasswordAuthentication(
                                USERNAME, PASSWORD.toCharArray()
                        );
                    }
                }
        );

        final URL url = new URL(URL_TO_GET);
        final URLConnection urlConnection = url.openConnection(proxy);

        final BufferedReader bufferedReader = new BufferedReader(
                new InputStreamReader(urlConnection.getInputStream()));
        final StringBuilder response = new StringBuilder();

        String inputLine;
        while ((inputLine = bufferedReader.readLine()) != null) {
            response.append(inputLine);
        }
        bufferedReader.close();

        System.out.println(String.format("Response: %s", response.toString()));
    }
}复制代码片段

#!/usr/bin/env perl

use LWP::Simple qw( $ua get );

my $username = 'ACCOUNTNAME';
my $password = 'PASSWORD';

my $PROXY_DNS = 'xx.xx.xx.xx:9999';

my $urlToGet = 'http://ip-api.com/json';

$ua->proxy('http', sprintf('http://%s:%s@%s', $username, $password, $PROXY_DNS));

my $contents = get($urlToGet);
print "Response: $contents"复制代码片段

#!/usr/bin/env python3

import requests

username = "ACCOUNTNAME"
password = "PASSWORD"
PROXY_DNS = "xx.xx.xx.xx:9999"
urlToGet = "http://ip-api.com/json"
proxy = {"http":"http://{}:{}@{}".format(username, password, PROXY_DNS)}
r = requests.get(urlToGet , proxies=proxy)

print("Response:{}".format(r.text))复制代码片段

#!/usr/bin/env bash

export USERNAME=ACCOUNTNAME
export PASSWORD=PASSWORD
export PROXY_DNS=xx.xx.xx.xx:9999
curl -x http://$USERNAME:$PASSWORD@$PROXY_DNS http://ip-api.com/json && echo复制代码片段

Imports System.IO
Imports System.Net

Module Module1

    Private Const Username As String = "ACCOUNTNAME"
    Private Const Password As String = "PASSWORD"
    Private Const PROXY_DNS As String = "http://xx.xx.xx.xx:9999"
    Private Const UrlToGet As String = "http://ip-api.com/json"

    Sub Main()
        Dim httpWebRequest = CType(WebRequest.Create(UrlToGet), HttpWebRequest)
        Dim webProxy = New WebProxy(New Uri(PROXY_DNS)) With {
                .Credentials = New NetworkCredential(Username, Password)
                }
        httpWebRequest.Proxy = webProxy
        Dim httpWebResponse = CType(httpWebRequest.GetResponse(), HttpWebResponse)
        Dim responseStream = httpWebResponse.GetResponseStream()

        If responseStream Is Nothing Then
            Return
        End If

        Dim responseString = New StreamReader(responseStream).ReadToEnd()
        Console.WriteLine($"Response:
{responseString}")
        Console.ReadKey()
    End Sub

End Module复制代码片段