add_site_option() WP 2.8.0

Add a new option for the current network.

Existing options will not be updated. Note that prior to 3.3 this wasn't the case.

No Hooks.

Return

true/false. False if the option was not added. True if the option was added.

Usage

add_site_option( $option, $value );

$option(string) (required)

Name of option to add. Expected to not be SQL-escaped.

$value(mixed) (required)

Option value, can be anything. Expected to not be SQL-escaped.

Code of add site option: wp-includes/option.php ^{WP 5.2.2}

<?php
function add_site_option( $option, $value ) {
	return add_network_option( null, $option, $value );
}