CURL模拟登陆

<?php$cookie_file = file_put_contents('d:/c.txt','123'); // 写入内容可以随意，未解$login_url = 'http://bbs.php100.com/login.php';$post_fields = 'cktime=31536000&step=2&pwuser=8*********&pwpwd=6*********';$ch = curl_init($login_url);curl_setopt($ch, CURLOPT_HEADER, 0);curl_setopt($ch, CURLOPT_RETURNTRANSFER, 1);curl_setopt($ch, CURLOPT_POST, 1);curl_setopt($ch, CURLOPT_POSTFIELDS, $post_fields);curl_setopt($ch, CURLOPT_COOKIEJAR, $cookie_file);curl_exec($ch);curl_close($ch);$url='http://bbs.php100.com/userpay.php';$ch = curl_init($url);curl_setopt($ch, CURLOPT_HEADER, 0);curl_setopt($ch, CURLOPT_RETURNTRANSFER, 0);curl_setopt($ch, CURLOPT_COOKIEFILE, $cookie_file);$contents = curl_exec($ch);//$arr = preg_match("/

金钱：(.*)<\/li>/",$contents,$arr);//var_dump($arr);curl_close($ch);?>