Filters the main network ID. Parameters . ( 4.3.0 ) . . $main_network_id ( int ) The ID of the main network. . . . Hook name: get_main_network_id Hook type: filter Plugin ref: WordPress Sourcefile: File ref: get_main_network_id() – Get the main network ID. Description: Filters the main network ID. Parameters: Deprecated?: No API Letters: G,I,M,N Invokers 1 to 1 of 1 get_main_network_id() – Get the main network ID. Implementers
