hash_final Finalize an incremental hash and return resulting digest php函数


hash_final

(PHP 5 >= 5.1.2, PECL hash >= 1.1)

hash_finalFinalize an incremental hash and return resulting digest

说明

string hash_final ( resource $context [, bool $raw_output = false ] )

参数

context

Hashing context returned by hash_init().

raw_output

When set to TRUE, outputs raw binary data. FALSE outputs lowercase hexits.

返回值

Returns a string containing the calculated message digest as lowercase hexits unless raw_output is set to true in which case the raw binary representation of the message digest is returned.

范例

Example #1 hash_final() example

<?php
$ctx 
hash_init('sha1');
hash_update($ctx'The quick brown fox jumped over the lazy dog.');
echo 
hash_final($ctx);
?>

以上例程会输出:

c0854fb9fb03c41cce3802cb0d220529e6eef94e

参见



相关阅读:
hash_hmac Generate a keyed hash value using the HMAC method
hash_hmac_file Generate a keyed hash value using the HMAC method and the contents of a given file
hash_init Initialize an incremental hashing context
hash_update Pump data into an active hashing context
hash_update_file Pump data into an active hashing context from a file
hash_update_stream Pump data into an active hashing context from an open stream
header Send a raw HTTP header
headers_list Returns a list of response headers sent (or ready to send)
headers_sent Checks if or where headers have been sent
header_register_callback Call a header function
header_remove Remove previously set headers
hebrev 将逻辑顺序希伯来文(logical-Hebrew)转换为视觉顺序希伯来文(visual-Hebrew)
hebrevc 将逻辑顺序希伯来文(logical-Hebrew)转换为视觉顺序希伯来文(visual-Hebrew),并且转换换行符
hex2bin Converts the hex representation of data to binary
快速导航

Copyright © 2016 phpStudy |