WordPress at a glance

Options API (settings) (tag)

add_network_option()

Add a new network option.

add_option()

Adds a new option. Does nothing if this option already exists.

delete_option()

Removes option by name. Prevents removal of protected WordPress options.

get_network_option()

Retrieve a network's option value based on the option name.

get_option()

Gets the value of the specified option by option name.

get_site_option()

Retrieve an option value for the current network based on name of option.

update_option()

Update the value of an option that was already added.

update_site_option()

Update the value of an option that was already added for the current network.