$pri_key=file_get_contents('rsa_private_key.pem'); //读取私钥
用上面方法得到$pri_key的结果为bool(false)
$filepath = 'rsa_private_key.pem'; $f = fopen($filepath, 'r'); $res = fread($f, filesize($filepath)); var_dump($res); fclose($f);