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action is not described

pre_get_terms action-hook . WP 4.6.0

Fires before terms are retrieved.

Usage

add_action( 'pre_get_terms', 'action_function_name_9161' );
function action_function_name_9161( $that ){
	// action...
}
$that(WP_Term_Query)
Current instance of WP_Term_Query (passed by reference).

Changelog

Since 4.6.0 Introduced.

Where the hook is called

WP_Term_Query::get_terms()
pre_get_terms
wp-includes/class-wp-term-query.php 358
do_action_ref_array( 'pre_get_terms', array( &$this ) );

Where in WP core the hook is used WordPress

Usage not found.