GoLang hash_copy

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PHP hash_copy

PHP original manual for hash_copy [ show | php.net ]

hash_copy

(PHP 5 >= 5.3.0, PHP 7)

hash_copy — Copy hashing context

Description

HashContext hash_copy ( HashContext $context )

Parameters

context

Hashing context returned by hash_init().

Return Values

Returns a copy of Hashing Context.

Changelog

Version Description
7.2.0 Accept and return HashContext instead of resource.

Examples

Example #1 hash_copy() example

<?php
$context = hash_init("md5");
hash_update($context, "data");

/* copy context to be able to continue using it */
$copy_context = hash_copy($context);

echo hash_final($context), "\n";

hash_update($copy_context, "data");
echo hash_final($copy_context), "\n";
?>

The above example will output:

8d777f385d3dfec8815d20f7496026dc
511ae0b1c13f95e5f08f1a0dd3da3d93