__return_false()
Function: Returns false.
Source: wp-includes/functions.php:6837
__return_zero()
Function: Returns 0.
Source: wp-includes/functions.php:6850
__return_empty_array()
Function: Returns an empty array.
Source: wp-includes/functions.php:6863
__return_null()
Function: Returns null.
Source: wp-includes/functions.php:6876
is_main_site()
Function: Determines whether a site is the main site of the current network.
Source: wp-includes/functions.php:6283
get_main_site_id()
Function: Gets the main site ID.
Source: wp-includes/functions.php:6306
is_main_network()
Function: Determines whether a network is the main network of the Multisite installation.
Source: wp-includes/functions.php:6327
get_main_network_id()
Function: Gets the main network ID.
Source: wp-includes/functions.php:6348
global_terms_enabled()
Function: Determines whether global terms are enabled.
Source: wp-includes/deprecated.php:4365
wp_timezone_override_offset()
Function: Modifies gmt_offset for smart timezone handling.
Source: wp-includes/functions.php:6421