PHP 手册
OpenSSL 函数

openssl_decrypt

(PHP 5 >= 5.3.0)

openssl_decryptDecrypts data

说明

string openssl_decrypt ( string $data , string $method , string $password [, bool $raw_input = false [, string $iv = "" ]] )

Takes a raw or base64 encoded string and decrypts it using a given method and key.

Warning

本函数还未编写文档,仅有参数列表。

参数

data

The data.

method

The cipher method.

password

The password.

raw_input

Setting to TRUE will take a raw encoded string, otherwise a base64 string is assumed for the data parameter.

iv

A non-NULL Initialization Vector.

返回值

The decrypted string on success 或者在失败时返回 FALSE.

错误/异常

Emits an E_WARNING level error if an unknown cipher algorithm is passed via the method parameter.

Emits an E_WARNING level error if an empty value is passed in via the iv parameter.

更新日志

版本 说明
5.3.3 The iv parameter was added.

参见


OpenSSL 函数
PHP 手册