略微加速

PHP官方手册 - 互联网笔记

PHP - Manual: sodium_crypto_generichash_final

2024-05-06

sodium_crypto_generichash_final

(PHP 7 >= 7.2.0, PHP 8)

sodium_crypto_generichash_finalComplete the hash

说明

sodium_crypto_generichash_final(string &$state, int $length = SODIUM_CRYPTO_GENERICHASH_BYTES): string

The finalization method for the streaming generichash API.

参数

state

Hash state returned from sodium_crypto_generichash_init()

length

Output length.

返回值

Cryptographic hash.

范例

示例 #1 sodium_crypto_generichash_final() example

<?php
$messages 
= [random_bytes(32), random_bytes(32), random_bytes(16)];
$state sodium_crypto_generichash_init(''32);
foreach (
$messages as $message) {
    
sodium_crypto_generichash_update($state$message);
}

$final sodium_crypto_generichash_final($state32);
var_dump(sodium_bin2hex($final));

$allAtOnce sodium_crypto_generichash(implode(''$messages));
var_dump(sodium_bin2hex($allAtOnce));
?>

以上例程的输出类似于:

string(64) "a2939a9163cb7c796ec28e01028489e72475c136b2697ea59e3e760ab4a8ab20"
string(64) "a2939a9163cb7c796ec28e01028489e72475c136b2697ea59e3e760ab4a8ab20"
add a noteadd a note

User Contributed Notes

There are no user contributed notes for this page.

官方地址:https://www.php.net/manual/en/function.sodium-crypto-generichash-final.php

北京半月雨文化科技有限公司.版权所有 京ICP备12026184号-3