Question

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.

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description

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参数

$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

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返回值

(string) The random password.

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源代码

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
	 *
	 * @param string $password The generated password.
	 */
	return apply_filters( 'random_password', $password );
}

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更新日志

Version	description
2.5.0	Introduced.

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相关函数

Uses

• wp-includes/pluggable.php: wp_rand()
• wp-includes/pluggable.php: random_password
• wp-includes/plugin.php: apply_filters()

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Used By

• wp-includes/embed.php: wp_filter_oembed_result()
• wp-includes/user.php: get_password_reset_key()
• wp-admin/includes/ajax-actions.php: wp_ajax_generate_password()
• wp-includes/class-wp-session-tokens.php: WP_Session_Tokens::create()
• wp-admin/includes/network.php: network_step2()
• wp-admin/install.php: display_setup_form()
• wp-admin/includes/upgrade.php: wp_install()
• wp-admin/includes/file.php: wp_tempnam()
• wp-includes/pluggable.php: wp_new_user_notification()
• wp-includes/pluggable.php: wp_salt()
• wp-includes/user.php: register_new_user()
• wp-includes/ms-functions.php: wpmu_activate_signup()
• wp-includes/ms-deprecated.php: generate_random_password()
Show 8 more used by Hide more used by

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User Contributed Notes

1. Skip to note content You must log in to vote on the helpfulness of this noteVote results for this note: 1You must log in to vote on the helpfulness of this note Contributed by Codex

   Generate a 12 character password using these characters: abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ0123456789!@#$%^&*()

   
   <?php echo __( 'New password: ', 'textdomain' ) . wp_generate_password(); ?>
   

Generate an 8 character password using only letters and numbers:

<?php echo __( 'New password: ', 'textdomain' ) . wp_generate_password( 8, false ); ?>

Generate an 10 character password consisting of letters, numbers, special characters (!@#$%^&*()), and extra special characters (-_ []{}<>~`+=,.;:/?|):

<?php echo __( 'New password: ', 'textdomain' ) . wp_generate_password( 10, true, true ); ?>

Generate an 10 character password consisting of letters, numbers, special characters (!@#$%^&*()), and extra special characters (-_ []{}~`+=,.;:/?|):

<?php echo 'New password: ' . wp_generate_password( 10, true, true ); ?>