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Function Reference/unregister setting

Allows clean de-registration of registered settings. Should be used mostly in deactivation hooks.

<?php unregister_setting( $option_group, $option_name, $sanitize_callback ); ?>

$option_group

(string) (required) Group the option belongs to (used in register_setting).

Default: None

$option_name

(string) (required) Name of the option

Default: None

$sanitize_callback

(string) (required) Function that fills the section with the desired content. The function should echo its output.

Default: None

Since: 2.7.0

unregister_setting() is located in wp-admin/includes/plugin.php.