- var_dump: documentation ( source)
<?php
$encryptedPass = 'ELMp/bfzrg0mu1lOo7JuTY+lx9nlpN4pyug1Ofi7y6OJbevdsxXXikQpdUWnFatt7QB7HweMQynTnhBlgm7K8v7oWQRiGgctwH7WYZxredYBvu5dbQOtJwGj8eqg2JNIlaR2wPGFSqXo6aUN2Z9HY5s9lDnUdnqhdxUdE+8Qzds=';
$decryptedPass = '';
$pKey = '';
$result = openssl_private_decrypt($encryptedPass, $decryptedPass, $pKey);
var_dump($result, $decryptedPass);