関数リファレンス/get option

Description

A safe way of getting values for a named option from the options database table. If the desired option does not exist, or no value is associated with it, FALSE will be returned.

Usage

%%% <?php echo get_option( $show, $default ); ?> %%%

Parameters

$show

（string） （必須） Name of the option to retrieve. A list of valid default options can be found at the Option Reference.

初期値： なし

$default

（mixed） （optional） The default value to return if no value is returned (ie. the option is not in the database).

初期値： false

Values

More information: Option_Reference

Examples

Show Blog Title

Displays your blog's title in a <h1> tag.

%%%

<?php echo get_option('blogname'); ?>

 %%%

Show Character Set

Displays the character set your blog is using (ex: UTF-8)

%%%

Character set: <?php echo get_option('blog_charset'); ?>

 %%%

Retrieve Administrator E-mail

Retrieve the e-mail of the blog administrator, storing it in a variable.

%%% <?php $admin_email = get_option('admin_email'); ?> %%%

Changelog

• since 1.5.0

Source Code

get_option() is located in

• wp-includes/functions.php (5.3: the latest stable version)
• /src/wp-includes/functions.php wp-includes/functions.php (the development version)

最新英語版： WordPress Codex » Function Reference/get_option （最新版との差分）

Related

Options API: add_option() /en, add_site_option() /en, delete_option() /en, delete_site_option() /en, form_option() /en, get_site_option() /en, get_site_url(), get_user_option() /en, get_option() /en, update_option() /en, update_site_option() /en, update_user_option() /en, wp_load_alloptions() /en

関数リファレンス、テンプレートタグ目次もご覧ください。