generate_sign() generate_sign(array $attributes, string $key, string $encryptMethod = 'md5') : string Generate a signature. Parameters array $attributes string $key string $encryptMethod Returns string
rsa_public_encrypt() rsa_public_encrypt(string $content, string $publicKey) : string Parameters string $content string $publicKey Returns string
str_random() str_random(string $length) : string Return random string. Parameters string $length Returns string