file_get_contents post提交一则

file_get_contents 方式
<?php
function Post($url, $post = null) {
    if (is_array($post)) {
        ksort($post);
        $content = http_build_query($post);
        $content_length = strlen($content);
        $options = array(
            'http' => array(
                'method' => 'POST',
                'header' =>
                "Content-type: application/x-www-form-urlencoded\r\n" .
                "Content-length: $content_length\r\n",
                'content' => $content
            )
        );
        return file_get_contents($url, false, stream_context_create($options));
    }
}

$data = array
    (
    'url' => 'https://www.waqiang.com/index.php/url/shorten',
    'submit' => 'submit',
);

$response = Post('https://www.waqiang.com/index.php/url/shorten', $data);
$reg = '#[\'"](http:(//|\/\/)t\.cn((/|\/)([^\'"/]+)(/|\/)?|(/|\/)))[\'"]#';
preg_match_all($reg, $response, $match);
var_dump($match);
file_get_contents 方式
&