curl -x p.proxy-wave.com:7777 -U "customer-USER:PASS" https://p.proxy-wave.com/location

import requests

username = "customer-USER"
password = "PASS"
proxy = "p.proxy-wave.com:7777"

proxies = {
'http': f'http://{username}:{password}@{proxy}',
'https': f'http://{username}:{password}@{proxy}'
}

response = requests.request(
'GET',
'https://p.proxy-wave.com/location',
proxies=proxies,
)

print(response.text)

import fetch from 'node-fetch';
import createHttpsProxyAgent from 'https-proxy-agent'  
const username = 'customer-USER';
const password = 'PASS';
const proxy = 'p.proxy-wave.com:7777'
  
const agent = createHttpsProxyAgent(
`http://${username}:${password}@${proxy}`
  );
  
const response = await fetch('https://p.proxy-wave.com/location', {
method: 'get',
agent: agent,
  });
  
console.log(await response.text());

<?php

    $username = 'customer-USER';
    $password = 'PASS';
    $proxy = 'pr.oxylabs.io:7777';

    $query = curl_init('https://p.proxy-wave.com/location');

    curl_setopt($query, CURLOPT_RETURNTRANSFER, 1);
    curl_setopt($query, CURLOPT_PROXY, "http://$proxy");
    curl_setopt($query, CURLOPT_PROXYUSERPWD, "$username:$password");

    $output = curl_exec($query);
    curl_close($query);
    if ($output)
        echo $output;
    ?>

package main

import (
     "fmt"
     "io/ioutil"
     "net/http"
     "net/url"
)
  
func main() {
const username = "customer-USER"
const password = "PASS"
const proxy = "p.proxy-wave.com:7777"
  
proxyUrl, _ := url.Parse(
      fmt.Sprintf(
        "http://%s:%s@%s",
        username,
        password,
        proxy,
  ),
)
  
client := &http.Client{Transport: &http.Transport{Proxy: http.ProxyURL(proxyUrl)}}
request, _ := http.NewRequest("GET",
  "https://p.proxy-wave.com/location",
  nil,
)
  
request.SetBasicAuth(username, password)
response, err := client.Do(request)
if err != nil {
  fmt.Println(err)
  return
  }
  
responseText, _ := ioutil.ReadAll(response.Body)
fmt.Println(string(responseText))
}
  

package example;

  import org.apache.http.HttpHost;
  import org.apache.http.client.fluent.*;
  
  public class Main {
public static void main(String[] args) throws Exception {
  
  String username = "customer-USER";
  String password = "PASS";
  String proxyHost = "pr.oxylabs.io";
  int proxyPort = 7777;
  
  HttpHost entry = new HttpHost(proxyHost, proxyPort);
  String query = Executor.newInstance()
  .auth(entry, username, password)
  .execute(Request.Get("https://p.proxy-wave.com/location")
  .viaProxy(entry))
  .returnContent()
  .asString();
  System.out.println(query);
  }
}

using System;
  using System.Net;
  
  class Example
  {
static void Main()
{   
  var username = "customer-USER";
  var password = "PASS";
  var proxy = "p.proxy-wave.com:7777";
  
  var client = new WebClient();
  client.Proxy = new WebProxy(proxy);
  client.Proxy.Credentials = new NetworkCredential(username, password);
  Console.WriteLine(client.DownloadString("https://p.proxy-wave.com/location"));
  }
}