wp-includes/class-wp-hook.php:375Calls the callback functions that have been added to an action hook.
$argsarray public function do_action( $args ) { $this->doing_action = true; $this->apply_filters( '', $args ); // If there are recursive calls to the current action, we haven't finished it until we get to the last one. if ( ! $this->nesting_level ) { $this->doing_action = false; } }Introduced in 4.7.0. Unchanged from 6.7.7 through 7.1.0.
Signature, return type and hooks compared across 5 parsed releases.
src/wp-includes/class-wp-hook.php, and regenerated for each WordPress release so it tracks the code rather than a snapshot of it.