$headers = [
    "Accept" => "application/json",
    "Content-Type" => "application/json",
];

$query = [
    "key" => "apikey",
    "token" => "apitoken",
];


$ch = curl_init("https://api.egefilo.com.tr/api/lokasyonlar?" . http_build_query($data));
curl_setopt($ch, CURLOPT_HTTPHEADER, $headers);
curl_setopt($ch, CURLOPT_RETURNTRANSFER, true);

$result = curl_exec($ch);
$err = curl_error($ch);
curl_close($ch);

if ($err) {
  throw \Exception($err);
} else {
  return $response;
}

const url = new URL("https://api.egefilo.com.tr/api/lokasyonlar");

let params = {
    "key": "apikey",
    "token": "apitoken",
};

Object.keys(params).forEach(key => url.searchParams.append(key, params[key]));

let headers = {
    "Accept": "application/json",
    "Content-Type": "application/json",
}

fetch(url, {
    method: "GET",
    headers: headers,
})
    .then(response => response.json())
    .then(json => console.log(json));

curl -X GET -G "https://api.egefilo.com.tr/api/lokasyonlar" 

{
  "data": [
    {
      "id": 1,
      "adress": "Gaziantep - Şehir Ofisi"
    },
    {
      "id": 2,
      "adress": "Kahramanmaraş - Şehir Ofisi"
    }
  ]
}