略微加速

PHP官方手册 - 互联网笔记

PHP - Manual: sodium_base642bin

2024-11-14

sodium_base642bin

(PHP 7 >= 7.2.0, PHP 8)

sodium_base642binDecodes a base64-encoded string into raw binary.

说明

sodium_base642bin(string $string, int $id, string $ignore = ""): string

Converts a base64 encoded string into raw binary. Unlike base64_decode(), sodium_base642bin() is constant-time (a property that is important for any code that touches cryptographic inputs, such as plaintexts or keys) and supports multiple character sets.

参数

string

string; Encoded string.

id

  • SODIUM_BASE64_VARIANT_ORIGINAL for standard (A-Za-z0-9/\+) Base64 encoding.
  • SODIUM_BASE64_VARIANT_ORIGINAL_NO_PADDING for standard (A-Za-z0-9/\+) Base64 encoding, without = padding characters.
  • SODIUM_BASE64_VARIANT_URLSAFE for URL-safe (A-Za-z0-9\-_) Base64 encoding.
  • SODIUM_BASE64_VARIANT_URLSAFE_NO_PADDING for URL-safe (A-Za-z0-9\-_) Base64 encoding, without = padding characters.
ignore

Characters to ignore when decoding (e.g. whitespace characters).

返回值

Decoded string.

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-base642bin.php

北京半月雨文化科技有限公司.版权所有 京ICP备12026184号-3