No cache version.


Caching disabled. Default setting for this page:enabled (code LNG204)
If the display is too slow, you can disable the user mode to view the cached version.

Rechercher une fonction PHP

hash_update_stream

Contents

(PHP 5 >= 5.1.2, PHP 7, PECL hash >= 1.1)

hash_update_stream — Pump data into an active hashing context from an open stream

Description

hash_update_stream ( HashContext $context , resource $handle [, int $length = -1 ] ) : int

PHP: hash_update_stream - Manual Home of Manuel PHP  Contents Haut

Parameters

context

Hashing context returned by hash_init().

handle

Open file handle as returned by any stream creation function.

length

Maximum number of characters to copy from handle into the hashing context.

PHP: hash_update_stream - Manual Home of Manuel PHP  Contents Haut

Return Values

Actual number of bytes added to the hashing context from handle.

PHP: hash_update_stream - Manual Home of Manuel PHP  Contents Haut

Changelog

Version Description
7.2.0 Accept HashContext instead of resource.

PHP: hash_update_stream - Manual Home of Manuel PHP  Contents Haut

Examples

Example #1 hash_update_stream() example

<?php
$fp = tmpfile();
fwrite($fp, 'The quick brown fox jumped over the lazy dog.');
rewind($fp);

$ctx = hash_init('md5');
hash_update_stream($ctx, $fp);
echo hash_final($ctx);
?>

The above example will output:

5c6ffbdd40d9556b73a21e63c3e0e904

PHP: hash_update_stream - Manual Home of Manuel PHP  Contents Haut

See Also

  • hash_init() - Initialize an incremental hashing context
  • hash_update() - Pump data into an active hashing context
  • hash_final() - Finalize an incremental hash and return resulting digest
  • hash() - Generate a hash value (message digest)
  • hash_file() - Generate a hash value using the contents of a given file

Find a PHP function

English translation

You have asked to visit this site in English. For now, only the interface is translated, but not all the content yet.

If you want to help me in translations, your contribution is welcome. All you need to do is register on the site, and send me a message asking me to add you to the group of translators, which will give you the opportunity to translate the pages you want. A link at the bottom of each translated page indicates that you are the translator, and has a link to your profile.

Thank you in advance.

Document created the 30/01/2003, last modified the 26/10/2018
Source of the printed document:https://www.gaudry.be/en/php-rf-hash-update-stream.html

The infobrol is a personal site whose content is my sole responsibility. The text is available under CreativeCommons license (BY-NC-SA). More info on the terms of use and the author.

References

  1. View the html document Language of the document:fr Manuel PHP : http://php.net

These references and links indicate documents consulted during the writing of this page, or which may provide additional information, but the authors of these sources can not be held responsible for the content of this page.
The author This site is solely responsible for the way in which the various concepts, and the freedoms that are taken with the reference works, are presented here. Remember that you must cross multiple source information to reduce the risk of errors.

Contents Haut