openssl_digest Computes a digest


openssl_digest

(PHP 5 >= 5.3.0)

openssl_digestComputes a digest

说明

string openssl_digest ( string $data , string $method [, bool $raw_output = false ] )

Computes a digest hash value for the given data using a given method, and returns a raw or binhex encoded string.

Warning

本函数还未编写文档,仅有参数列表。

参数

data

The data.

method

The digest method.

raw_output

Setting to TRUE will return as raw output data, otherwise the return value is binhex encoded.

返回值

Returns the digested hash value on success 或者在失败时返回 FALSE.

错误/异常

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

参见


«  openssl_dh_compute_key
» openssl_encrypt
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