hash_copy

(PHP 5 >= 5.3.0, PHP 7)

Copy hashing context

resource hash_copy ( resource $context )

Parameters:

context

Hashing context returned by hash_init().

Returns:

Returns a copy of Hashing Context resource.

Examples:

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

Links:

http://php.net/manual/en/function.hash-copy.php

doc_php

2025-01-10 15:47:30

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