php怎么使用api_php调用第三方api接口详细指南

$url = 'https://jsonplaceholder.typicode.com/users/1';

$ch = curl_init();
curl_setopt($ch, CURLOPT_URL, $url);
curl_setopt($ch, CURLOPT_RETURNTRANSFER, true);
curl_setopt($ch, CURLOPT_TIMEOUT, 30);
curl_setopt($ch, CURLOPT_SSL_VERIFYPEER, false); // 生产环境建议开启验证

$response = curl_exec($ch);

if (curl_error($ch)) {
    echo '请求出错: ' . curl_error($ch);
} else {
    $data = json_decode($response, true);
    print_r($data);
}

curl_close($ch);

$url = 'https://httpbin.org/post';
$data = ['name' => '张三', 'email' => 'zhangsan@example.com'];

$ch = curl_init();
curl_setopt($ch, CURLOPT_URL, $url);
curl_setopt($ch, CURLOPT_POST, true);
curl_setopt($ch, CURLOPT_POSTFIELDS, json_encode($data));
curl_setopt($ch, CURLOPT_HTTPHEADER, [
    'Content-Type: application/json'
]);
curl_setopt($ch, CURLOPT_RETURNTRANSFER, true);

$response = curl_exec($ch);
$httpCode = curl_getinfo($ch, CURLINFO_HTTP_CODE);

if ($httpCode === 200) {
    $result = json_decode($response, true);
    print_r($result);
} else {
    echo "请求失败，状态码：" . $httpCode;
}

curl_close($ch);

$url = 'https://jsonplaceholder.typicode.com/posts/1';

$options = [
    'http' => [
        'method' => 'GET',
        'header' => "User-Agent: PHP\r\n" .
                    "Accept: application/json\r\n"
    ]
];

$context = stream_context_create($options);
$response = file_get_contents($url, false, $context);

if ($response === false) {
    echo "请求失败";
} else {
    $data = json_decode($response, true);
    print_r($data);
}

composer require guzzlehttp/guzzle

require 'vendor/autoload.php';

use GuzzleHttp\Client;

$client = new Client();

// GET 请求
try {
    $response = $client->request('GET', 'https://jsonplaceholder.typicode.com/users/1');
    $body = $response->getBody();
    $data = json_decode($body, true);
    print_r($data);
} catch (\Exception $e) {
    echo '请求失败: ' . $e->getMessage();
}

// POST 请求
try {
    $response = $client->post('https://httpbin.org/post', [
        'json' => [
            'name' => '李四',
            'age' => 25
        ],
        'headers' => [
            'User-Agent' => 'MyApp/1.0'
        ]
    ]);

    $result = json_decode($response->getBody(), true);
    print_r($result);
} catch (\Exception $e) {
    echo 'POST 请求失败: ' . $e->getMessage();
}

$data = json_decode($response, true);
if (json_last_error() !== JSON_ERROR_NONE) {
    echo 'JSON 解析失败';
}