manage_sites_custom_column action-hook . WP 3.1.0

Fires for each registered custom column in the Sites list table.

Usage

add_action( 'manage_sites_custom_column', 'action_function_name_3946', 10, 2 );
function action_function_name_3946( $column_name, $blog_id ){
	// action...
}

$column_name(string)

The name of the column to display.

$blog_id(int)

The site ID.

Where the hook is called

do_action( 'manage_sites_custom_column', $column_name, $blog['blog_id'] );

Where the hook is used (in WP core)