关于php用openssl加密

Question

<?php
        header("Content-type:text/html; charset=utf-8");
$private_key_path = 'rsa_private_key.pem';
$public_key_path = 'rsa_public_key.pem';
(file_exists($private_key_path)) or die('私钥不可用');
(file_exists($public_key_path)) or die('公钥不可用');
$private_key = openssl_pkey_get_private(file_get_contents($private_key_path));
$public_key = openssl_pkey_get_public(file_get_contents($public_key_path));
$word = 'key-112233';
echo "加密字符为： ".$word."<br />";
$encrypt = '';
openssl_private_encrypt($word,$encrypt,$private_key);
                ?>用以上代码做加密的时候，显示如下内容

Answer 1

url路径错误