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add_option_update_handler › WordPress Function

Since2.7.0
Deprecated3.0.0
› add_option_update_handler ( $option_group, $option_name, $sanitize_callback = '' )
Parameters: (3)
  • (string) $option_group A settings group name. Should correspond to an allowed option key name. Default allowed option key names include 'general', 'discussion', 'media', 'reading', 'writing', and 'options'.
    Required: Yes
  • (string) $option_name The name of an option to sanitize and save.
    Required: Yes
  • (callable) $sanitize_callback Optional. A callback function that sanitizes the option's value.
    Required: No
    Default: (empty)
See:
Defined at:
Codex:

Register a setting and its sanitization callback



Related Functions: remove_option_update_handler, option_update_filter, add_options_page, _json_wp_die_handler, add_option_whitelist

Source 

function add_option_update_handler( $option_group, $option_name, $sanitize_callback = '' ) {
	_deprecated_function( __FUNCTION__, '3.0.0', 'register_setting()' );
	register_setting( $option_group, $option_name, $sanitize_callback );
}