doing_action( string|null $hook_name = null )

Returns whether or not an action hook is currently being processed.

Parameters

$hook_name

(string|null) (Optional) Action hook to check. Defaults to null, which checks if any action is currently being run.

Default value: null

Return

(bool) Whether the action is currently in the stack.

Source

File: wp-includes/plugin.php 

function doing_action( $hook_name = null ) {
	return doing_filter( $hook_name );
}

Uses

Uses Description
wp-includes/plugin.php: doing_filter()

Returns whether or not a filter hook is currently being processed.

Changelog

Version Description
3.9.0 Introduced.

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Licensed under the GNU GPLv2+ License.
https://developer.wordpress.org/reference/functions/doing_action