WP_Dependencies::set_group( string $handle, bool $recursion, int|false $group )

Source

File: wp-includes/class.wp-dependencies.php

public function set_group( $handle, $recursion, $group ) {
		$group = (int) $group;

		if ( isset( $this->groups[ $handle ] ) && $this->groups[ $handle ] <= $group ) {
			return false;
		}

		$this->groups[ $handle ] = $group;

		return true;
	}