PHP opensll plus decryption class

<?php

$pri = "-----BEGIN RSA PRIVATE KEY-----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-----END RSA PRIVATE KEY-----";

$pub = "-----BEGIN public KEY-----
Migfma0gcsqgsib3dqebaquaa4gnadcbiqkbgqczjc4rraqah2es02xq91cqp/jk
0yx893jqwft2eausnwq90bwufqwdczykhp+i7xwmzc0qt/v/p51cq1d0oarpsuik
Th/43qp+1iwtytv1i967pdnqjxkbnm1demvjms5hi7b/wwnfti/vdagln0nxihlx
4+czjnha3pcsq9hczwidaqab
-----END Public KEY-----";

$rsa = new Mycrypt ($pub, $PRI);
$encryptContent = $rsa Encrypt (' Hankangkang ');
echo $encryptContent. ' <br> ';
$decryptContent = $rsa-Decrypt ($encryptContent);
echo $decryptContent. ' <br> ';

Class Mycrypt {

Public $pubkey;
Public $privkey;

function __construct ($pub, $pri) {
$this->pubkey = $pub;
$this->privkey = $pri;
}

Public function Encrypt ($data) {
if (Openssl_public_encrypt ($data, $encrypted, $this->pubkey))
$data = Base64_encode ($encrypted);
Else
throw new Exception (' Unable to encrypt data. Perhaps it is bigger than the key size? ');

return $data;
}

Public function Decrypt ($data) {
if (Openssl_private_decrypt (Base64_decode ($data), $decrypted, $this->privkey))
$data = $decrypted;
Else
$data = ";

return $data;
}

}

PHP opensll plus decryption class