openssl_encrypt

(PHP 5 >= 5.3.0, PHP 7)

openssl_encryptEncrypts data

说明

string openssl_encrypt ( string $data , string $method , string $password [, int $options = 0 [, string $iv = "" ]] )

Encrypts given data with given method and key, returns a raw or base64 encoded string

参数

data

The data.

method

The cipher method. For a list of available cipher methods, use openssl_get_cipher_methods().

password

The password.

options

options is a bitwise disjunction of the flags OPENSSL_RAW_DATA and OPENSSL_ZERO_PADDING.

iv

A non-NULL Initialization Vector.

返回值

Returns the encrypted 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 in 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.
5.4.0 The raw_output was changed to options.

参见