支付宝公钥那数据

$rsapublickey =  file_get_contents("C:\\HwsHostMaster\\wwwroot\\catpay\\pigcms\\libs\\org\\Alipay\\rsa_public_key.pem");
$rsapublickey = str_replace(array('-----BEGIN PUBLIC KEY-----', '-----END PUBLIC KEY-----', PHP_EOL), '', $rsapublickey);
$rsapublickey = trim($rsapublickey);