wp_generate_password( int $length = 12, bool $special_chars = true, bool $extra_special_chars = false )
Generates a random password drawn from the defined set of characters.
Description Description
Uses wp_rand() is used to create passwords with far less predictability than similar native PHP functions like rand() or mt_rand().
Parameters Parameters
- $length
-
(int) (Optional) The length of password to generate.
Default value: 12
- $special_chars
-
(bool) (Optional) Whether to include standard special characters.
Default value: true
- $extra_special_chars
-
(bool) (Optional) Whether to include other special characters. Used when generating secret keys and salts.
Default value: false
Return Return
(string) The random password.
Source Source
File: wp-includes/pluggable.php
function wp_generate_password( $length = 12, $special_chars = true, $extra_special_chars = false ) {
$chars = 'abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ0123456789';
if ( $special_chars ) {
$chars .= '!@#$%^&*()';
}
if ( $extra_special_chars ) {
$chars .= '-_ []{}<>~`+=,.;:/?|';
}
$password = '';
for ( $i = 0; $i < $length; $i++ ) {
$password .= substr( $chars, wp_rand( 0, strlen( $chars ) - 1 ), 1 );
}
/**
* Filters the randomly-generated password.
*
* @since 3.0.0
* @since 5.3.0 Added the `$length`, `$special_chars`, and `$extra_special_chars` parameters.
*
* @param string $password The generated password.
* @param int $length The length of password to generate.
* @param bool $special_chars Whether to include standard special characters.
* @param bool $extra_special_chars Whether to include other special characters.
*/
return apply_filters( 'random_password', $password, $length, $special_chars, $extra_special_chars );
}
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Changelog Changelog
| Version | Description |
|---|---|
| 2.5.0 | Introduced. |
User Contributed Notes User Contributed Notes
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Generate an 8 character password using only letters and numbers:
Generate a 12 character password using these characters: abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ0123456789!@#$%^&*()
Generate an 10 character password consisting of letters, numbers, special characters (!@#$%^&*()), and extra special characters (-_ []{}<>~`+=,.;:/?|):
Generate an 10 character password consisting of letters, numbers, special characters (!@#$%^&*()), and extra special characters (-_ []{}~`+=,.;:/?|):