PHP - sha1

Trieda

Metóda - sha1

(PHP 4 >= 4.3.0, PHP 5, PHP 7)

The sha1() function is used for calculating the sha1 hash of a string.

Warning: It's not recommended to use this function to hash passwords since it's easy to crack. For this purpose use the password_hash() function.

Procedurálne

function sha1 (string $str, bool $raw_output = false) : string

Parametre

Názov	Dátový typ	Predvolená hodnota	Popis
$str	string		The string to compute the sha1 hash from.
$raw_output	bool	false	If the `$raw_output` is set to `true`, the `sha1()` function returns the raw binary format with the length of 20 bytes. Returns a 40-characters long hexadecimal number instead.

Mávratovej hodnoty

Vracia: string

Returns the hashed string as a 40-character long hexadecimal number.

Príklady

<?php
echo sha1('test'); // hexadecimal format: a94a8fe5ccb19ba61c4c0873d391e987982fbbd3
echo '<br>';
echo sha1('test', true);  // raw binary format

Súvisiace manuály

function crypt (string $str, string $salt) : string
function hash (string $algo, string $data, bool $raw_output = false) : string
function password_hash (string $password, integer $algo, array $options) : string

Aktivity

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