Instead of ‘login’ and ‘password’ use your credentials from https://app.dataforseo.com/api-access
<?php
// You can download this file from here https://cdn.dataforseo.com/v3/examples/php/php_RestClient.zip
require('RestClient.php');
$api_url = 'https://api.dataforseo.com/';
// Instead of 'login' and 'password' use your credentials from https://app.dataforseo.com/api-access
$client = new RestClient($api_url, null, 'login', 'password');
try {
	// using this method you can get a list of languages
	// GET /v3/business_data/google/languages
	$result = $client->get('/v3/business_data/google/languages');
	print_r($result);
	// do something with result
} catch (RestClientException $e) {
	echo "\n";
	print "HTTP code: {$e->getHttpCode()}\n";
	print "Error code: {$e->getCode()}\n";
	print "Message: {$e->getMessage()}\n";
	print  $e->getTraceAsString();
	echo "\n";
}
$client = null;
?>
The above command returns JSON structured like this:
{
    "version": "0.1.20200909",
    "status_code": 20000,
    "status_message": "Ok.",
    "time": "0.0779 sec.",
    "cost": 0,
    "tasks_count": 1,
    "tasks_error": 0,
    "tasks": [
        {
            "id": "09211337-1535-0249-0000-39c19dfc5cac",
            "status_code": 20000,
            "status_message": "Ok.",
            "time": "0.0064 sec.",
            "cost": 0,
            "result_count": 127,
            "path": [
                "v3",
                "business_data",
                "google",
                "languages"
            ],
            "data": {
                "api": "business_data",
                "function": "languages",
                "se": "google"
            },
            "result": [
                {
                    "language_name": "Afrikaans",
                    "language_code": "af"
                },
                {
                    "language_name": "Akan",
                    "language_code": "ak"
                },
                {
                    "language_name": "Albanian",
                    "language_code": "sq"
                },
                {
                    "language_name": "Amharic",
                    "language_code": "am"
                },
                {
                    "language_name": "Arabic",
                    "language_code": "ar"
                },
                {
                    "language_name": "Armenian",
                    "language_code": "hy"
                },
                {
                    "language_name": "Azeri",
                    "language_code": "az"
                },
                {
                    "language_name": "Balinese",
                    "language_code": "ban"
                },
                {
                    "language_name": "Basque",
                    "language_code": "eu"
                },
                {
                    "language_name": "Belarusian",
                    "language_code": "be"
                },
                {
                    "language_name": "Bengali",
                    "language_code": "bn"
                },
                {
                    "language_name": "Bosnian",
                    "language_code": "bs"
                },
                {
                    "language_name": "Bulgarian",
                    "language_code": "bg"
                },
                {
                    "language_name": "Burmese",
                    "language_code": "my"
                },
                {
                    "language_name": "Catalan",
                    "language_code": "ca"
                },
                {
                    "language_name": "Cebuano",
                    "language_code": "ceb"
                },
                {
                    "language_name": "Chichewa",
                    "language_code": "ny"
                },
                {
                    "language_name": "Chinese (Simplified)",
                    "language_code": "zh-CN"
                },
                {
                    "language_name": "Chinese (Traditional)",
                    "language_code": "zh-TW"
                },
                {
                    "language_name": "Croatian",
                    "language_code": "hr"
                },
                {
                    "language_name": "Czech",
                    "language_code": "cs"
                },
                {
                    "language_name": "Danish",
                    "language_code": "da"
                },
                {
                    "language_name": "Dutch",
                    "language_code": "nl"
                },
                {
                    "language_name": "English",
                    "language_code": "en"
                },
                {
                    "language_name": "Espanol (Latinoamerica)",
                    "language_code": "es-419"
                },
                {
                    "language_name": "Estonian",
                    "language_code": "et"
                },
                {
                    "language_name": "Ewe",
                    "language_code": "ee"
                },
                {
                    "language_name": "Faroese",
                    "language_code": "fo"
                },
                {
                    "language_name": "Farsi",
                    "language_code": "fa"
                },
                {
                    "language_name": "Filipino",
                    "language_code": "fil"
                },
                {
                    "language_name": "Finnish",
                    "language_code": "fi"
                },
                {
                    "language_name": "French",
                    "language_code": "fr"
                },
                {
                    "language_name": "Frisian",
                    "language_code": "fy"
                },
                {
                    "language_name": "Ga",
                    "language_code": "gaa"
                },
                {
                    "language_name": "Galician",
                    "language_code": "gl"
                },
                {
                    "language_name": "Ganda",
                    "language_code": "lg"
                },
                {
                    "language_name": "Georgian",
                    "language_code": "ka"
                },
                {
                    "language_name": "German",
                    "language_code": "de"
                },
                {
                    "language_name": "Greek",
                    "language_code": "el"
                },
                {
                    "language_name": "Gujarati",
                    "language_code": "gu"
                },
                {
                    "language_name": "Haitian",
                    "language_code": "ht"
                },
                {
                    "language_name": "Hausa",
                    "language_code": "ha"
                },
                {
                    "language_name": "Hebrew",
                    "language_code": "he"
                },
                {
                    "language_name": "Hebrew (old)",
                    "language_code": "iw"
                },
                {
                    "language_name": "Hindi",
                    "language_code": "hi"
                },
                {
                    "language_name": "Hungarian",
                    "language_code": "hu"
                },
                {
                    "language_name": "Icelandic",
                    "language_code": "is"
                },
                {
                    "language_name": "IciBemba",
                    "language_code": "bem"
                },
                {
                    "language_name": "Igbo",
                    "language_code": "ig"
                },
                {
                    "language_name": "Indonesian",
                    "language_code": "id"
                },
                {
                    "language_name": "Irish",
                    "language_code": "ga"
                },
                {
                    "language_name": "Italian",
                    "language_code": "it"
                },
                {
                    "language_name": "Japanese",
                    "language_code": "ja"
                },
                {
                    "language_name": "Kannada",
                    "language_code": "kn"
                },
                {
                    "language_name": "Kazakh",
                    "language_code": "kk"
                },
                {
                    "language_name": "Khmer",
                    "language_code": "km"
                },
                {
                    "language_name": "Kinyarwanda",
                    "language_code": "rw"
                },
                {
                    "language_name": "Kirundi",
                    "language_code": "rn"
                },
                {
                    "language_name": "Kongo",
                    "language_code": "kg"
                },
                {
                    "language_name": "Korean",
                    "language_code": "ko"
                },
                {
                    "language_name": "Kreol morisien",
                    "language_code": "mfe"
                },
                {
                    "language_name": "Kreol Seselwa",
                    "language_code": "crs"
                },
                {
                    "language_name": "Krio",
                    "language_code": "kri"
                },
                {
                    "language_name": "Kurdish",
                    "language_code": "ckb"
                },
                {
                    "language_name": "Kyrgyz",
                    "language_code": "ky"
                },
                {
                    "language_name": "Lao",
                    "language_code": "lo"
                },
                {
                    "language_name": "Latvian",
                    "language_code": "lv"
                },
                {
                    "language_name": "Lingala ",
                    "language_code": "ln"
                },
                {
                    "language_name": "Lithuanian",
                    "language_code": "lt"
                },
                {
                    "language_name": "Luo ",
                    "language_code": "ach"
                },
                {
                    "language_name": "Macedonian",
                    "language_code": "mk"
                },
                {
                    "language_name": "Malagasy",
                    "language_code": "mg"
                },
                {
                    "language_name": "Malay",
                    "language_code": "ms"
                },
                {
                    "language_name": "Malayam",
                    "language_code": "ml"
                },
                {
                    "language_name": "Maltese",
                    "language_code": "mt"
                },
                {
                    "language_name": "Maori",
                    "language_code": "mi"
                },
                {
                    "language_name": "Marathi",
                    "language_code": "mr"
                },
                {
                    "language_name": "Mongolian",
                    "language_code": "mn"
                },
                {
                    "language_name": "Montenegro",
                    "language_code": "sr-ME"
                },
                {
                    "language_name": "Nepali",
                    "language_code": "ne"
                },
                {
                    "language_name": "Northern Sotho",
                    "language_code": "nso"
                },
                {
                    "language_name": "Norwegian",
                    "language_code": "no"
                },
                {
                    "language_name": "Nyankole",
                    "language_code": "nyn"
                },
                {
                    "language_name": "Oromo",
                    "language_code": "om"
                },
                {
                    "language_name": "Pashto",
                    "language_code": "ps"
                },
                {
                    "language_name": "Pidgin",
                    "language_code": "pcm"
                },
                {
                    "language_name": "Polish",
                    "language_code": "pl"
                },
                {
                    "language_name": "Portuguese",
                    "language_code": "pt"
                },
                {
                    "language_name": "Portuguese (Brazil)",
                    "language_code": "pt-BR"
                },
                {
                    "language_name": "Portuguese (Portugal)",
                    "language_code": "pt-PT"
                },
                {
                    "language_name": "Punjabi",
                    "language_code": "pa"
                },
                {
                    "language_name": "Quechua",
                    "language_code": "qu"
                },
                {
                    "language_name": "Romanian",
                    "language_code": "ro"
                },
                {
                    "language_name": "Romansh",
                    "language_code": "rm"
                },
                {
                    "language_name": "Russian",
                    "language_code": "ru"
                },
                {
                    "language_name": "Serbian",
                    "language_code": "sr"
                },
                {
                    "language_name": "Serbian (Latin)",
                    "language_code": "sr-Latn"
                },
                {
                    "language_name": "Sesotho ",
                    "language_code": "st"
                },
                {
                    "language_name": "Shona",
                    "language_code": "sn"
                },
                {
                    "language_name": "Silozi",
                    "language_code": "loz"
                },
                {
                    "language_name": "Sindhi",
                    "language_code": "sd"
                },
                {
                    "language_name": "Sinhalese",
                    "language_code": "si"
                },
                {
                    "language_name": "Slovak",
                    "language_code": "sk"
                },
                {
                    "language_name": "Slovenian",
                    "language_code": "sl"
                },
                {
                    "language_name": "Somali",
                    "language_code": "so"
                },
                {
                    "language_name": "Spanish",
                    "language_code": "es"
                },
                {
                    "language_name": "Swahili",
                    "language_code": "sw"
                },
                {
                    "language_name": "Swedish",
                    "language_code": "sv"
                },
                {
                    "language_name": "Tajik",
                    "language_code": "tg"
                },
                {
                    "language_name": "Tamil",
                    "language_code": "ta"
                },
                {
                    "language_name": "Telugu",
                    "language_code": "te"
                },
                {
                    "language_name": "Thai",
                    "language_code": "th"
                },
                {
                    "language_name": "Tigrinya",
                    "language_code": "ti"
                },
                {
                    "language_name": "Tonga (Tonga Islands)",
                    "language_code": "to"
                },
                {
                    "language_name": "Tshiluba",
                    "language_code": "lua"
                },
                {
                    "language_name": "Tswana",
                    "language_code": "tn"
                },
                {
                    "language_name": "Tumbuka ",
                    "language_code": "tum"
                },
                {
                    "language_name": "Turkish",
                    "language_code": "tr"
                },
                {
                    "language_name": "Turkmen",
                    "language_code": "tk"
                },
                {
                    "language_name": "Ukrainian",
                    "language_code": "uk"
                },
                {
                    "language_name": "Urdu",
                    "language_code": "ur"
                },
                {
                    "language_name": "Uzbek",
                    "language_code": "uz"
                },
                {
                    "language_name": "Vietnamese",
                    "language_code": "vi"
                },
                {
                    "language_name": "Wolof",
                    "language_code": "wo"
                },
                {
                    "language_name": "Xhosa",
                    "language_code": "xh"
                },
                {
                    "language_name": "Yoruba",
                    "language_code": "yo"
                },
                {
                    "language_name": "Zulu",
                    "language_code": "zu"
                }
            ]
        }
    ]
}
You will receive the list of languages by calling this API.
As a response of the API server, you will receive JSON-encoded data containing a tasks array with the information specific to the set tasks.
| Field name | Type | Description | 
|---|---|---|
| version | string | the current version of the API | 
| status_code | integer | general status code you can find the full list of the response codes here | 
| status_message | string | general informational message you can find the full list of general informational messages here | 
| time | string | execution time, seconds | 
| cost | float | total tasks cost, USD | 
| tasks_count | integer | the number of tasks in the tasksarray | 
| tasks_error | integer | the number of tasks in the tasksarray returned with an error | 
| tasks | array | array of tasks | 
| id | string | task identifier unique task identifier in our system in the UUID format | 
| status_code | integer | status code of the task generated by DataForSEO; can be within the following range: 10000-60000 you can find the full list of the response codes here | 
| status_message | string | informational message of the task you can find the full list of general informational messages here | 
| time | string | execution time, seconds | 
| cost | float | cost of the task, USD | 
| result_count | integer | number of elements in the resultarray | 
| path | array | URL path | 
| data | object | contains the parameters passed in the URL of the GET request | 
| result | array | array of results | 
| language_name | string | language name | 
| language_code | string | language code according to ISO 639-1 | 

