password_algos

(PHP 7 >= 7.4.0)

password_algosGet available password hashing algorithm IDs

说明

password_algos ( void ) : array

Returns a complete list of all registered password hashing algorithm IDs as an array of strings.

参数

此函数没有参数。

返回值

Returns the available password hashing algorithm IDs.

范例

Example #1 Basic password() usage

<?php
print_r
(password_algos());
?>

以上例程的输出类似于:

Array
(
    [0] => 2y
    [1] => argon2i
    [2] => argon2id
)
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User Contributed Notes 1 note

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XRevan86
19 days ago
A polyfill for PHP 7.3 and older:
<?php
if (version_compare(PHP_VERSION, '7.4.0', '<')) {
    function
password_algos(): array
    {
       
$algos = [PASSWORD_BCRYPT];
       
defined('PASSWORD_ARGON2I')  && $algos[] = PASSWORD_ARGON2I;
       
defined('PASSWORD_ARGON2ID') && $algos[] = PASSWORD_ARGON2ID;
        return
$algos;
    }
}
?>
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