- print_r: documentation ( source)
- json_encode: documentation ( source)
<?php
$result_arr['logged_in'] = true;
$key = 'SuperSecretKey';
$encrypted = mcrypt_encrypt(MCRYPT_RIJNDAEL_256, $key, 'I want to encrypt this', MCRYPT_MODE_ECB);
$result_arr['payload'] = $encrypted;
print_r($result_arr);
echo 'authCallback(' . json_encode( $result_arr, JSON_UNESCAPED_UNICODE ) . ')';