WordPress at a glance
filter is not described

edit_categories_per_page filter-hook . WP 2.8.0

Filters the number of terms displayed per page for the Categories list table.

Usage

add_filter( 'edit_categories_per_page', 'filter_function_name_6937' );
function filter_function_name_6937( $tags_per_page ){
	// filter...

	return $tags_per_page;
}
$tags_per_page(int)
Number of categories to be displayed.
Default: 20

Where the hook is called

WP_Terms_List_Table::prepare_items()
WP_Screen::render_per_page_options()
wp-admin/includes/class-wp-terms-list-table.php 105
$tags_per_page = apply_filters( 'edit_categories_per_page', $tags_per_page );
wp-admin/includes/class-wp-screen.php 1176
$per_page = apply_filters( 'edit_categories_per_page', $per_page );

Where the hook is used (in WP core)

Does not used.