<?php
$clientId = 'YOUR_CLIENT_ID';
$apiKey = 'YOU_API_KEY';
$queryText = urlencode('해피캠퍼스');
$url = 'http://www.happycampus.com/api/search/?query=' . $queryText;
$headers = [];
$headers[] = 'X-Hc-Client-Id: ' . $clientId;
$headers[] = 'X-Hc-Api-Key: ' . $apiKey;

$ch = curl_init();
curl_setopt($ch, CURLOPT_URL, $url);
curl_setopt($ch, CURLOPT_PORT, false);
curl_setopt($ch, CURLOPT_RETURNTRANSFER, true);
curl_setopt($ch, CURLOPT_HTTPHEADER, $headers);
curl_setopt($ch, CURLOPT_SSL_VERIFYPEER, 0);
$response = curl_exec($ch);
$httpStatusCode = curl_getinfo($ch, CURLINFO_HTTP_CODE);
curl_close($ch);

echo "http status code: " . $httpStatusCode . "<br>";
if ($httpStatusCode == 200) {
    echo $response;
} else {
    echo "Error: " . $response;
}
?>

import java.io.BufferedReader;
import java.io.InputStreamReader;
import java.net.HttpURLConnection;
import java.net.URL;
import java.net.URLEncoder;

public class ApiExample {
    public static void main(String[] args) {
        String clientId = "YOUR_CLIENT_ID";
        String apiKey = "YOUR_API_KEY";
        try {
            String queryText = URLEncoder.encode("해피캠퍼스", "UTF-8");
            String apiUrl = "http://www.happycampus.com/api/search/?query=" + queryText;

            URL url = new URL(apiUrl);
            HttpURLConnection conn = (HttpURLConnection)url.openConnection();
            conn.setRequestMethod("GET");
            conn.setRequestProperty("X-Hc-Client-Id", clientId);
            conn.setRequestProperty("X-Hc-Api-Key", apiKey);

            int httpStatusCode = conn.getResponseCode();
            BufferedReader br;
            if (httpStatusCode == 200) {
                br = new BufferedReader(new InputStreamReader(conn.getInputStream()));
            } else {
                br = new BufferedReader(new InputStreamReader(conn.getErrorStream()));
            }

            String inputLine;
            StringBuilder response = new StringBuilder();
            while ((inputLine = br.readLine()) != null) {
                response.append(inputLine);
            }
            br.close();
            System.out.println(response.toString());
        } catch (Exception e) {
            System.out.println(e);
        }
    }
}

import urllib.request

client_id = "YOUR_CLIENT_ID"
api_key = "YOUR_API_KEY"
query_text = urllib.parse.quote("해피캠퍼스")
url = "http://www.happycampus.com/api/search/?query=" + query_text

request = urllib.request.Request(url)
request.add_header("X-Hc-Client-Id", client_id)
request.add_header("X-Hc-Api-Key", api_key)

response = urllib.request.urlopen(request)
http_status_code = response.getcode()
if http_status_code == 200:
    response_body = response.read()
    print(response_body.decode('utf-8'))
else:
    print('Error Code: ' + http_status_code)