wp-includes/class-wp-dependencies.php:121Processes the items and dependencies.
$handlesstring|string[]|falseoptionalfalse$groupint|falseoptionalfalsestring[] public function do_items( $handles = false, $group = false ) { /* * If nothing is passed, print the queue. If a string is passed, * print that item. If an array is passed, print those items. */ $handles = false === $handles ? $this->queue : (array) $handles; $this->all_deps( $handles ); foreach ( $this->to_do as $key => $handle ) { if ( ! in_array( $handle, $this->done, true ) && isset( $this->registered[ $handle ] ) ) { /* * Attempt to process the item. If successful, * add the handle to the done array. * * Unset the item from the to_do array. */ if ( $this->do_item( $handle, $group ) ) { $this->done[] = $handle; } unset( $this->to_do[ $key ] ); } } return $this->done; }Introduced in 2.6.0. Unchanged from 6.7.7 through 7.1.0.
Signature, return type and hooks compared across 5 parsed releases.
src/wp-includes/class-wp-dependencies.php, and regenerated for each WordPress release so it tracks the code rather than a snapshot of it.