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apply_filters( 'customize_changeset_save_data', array $data, array $context )

Filters the settings’ data that will be persisted into the changeset.

Plugins may amend additional data (such as additional meta for settings) into the changeset with this filter.

$data

(array) Updated changeset data, mapping setting IDs to arrays containing a $value item and optionally other metadata.

$context

(array) Filter context.

'uuid'
(string) Changeset UUID.
'title'
(string) Requested title for the changeset post.
'status'
(string) Requested status for the changeset post.
'date_gmt'
(string) Requested date for the changeset post in MySQL format and GMT timezone.
'post_id'
(int|false) Post ID for the changeset, or false if it doesn't exist yet.
'previous_data'
(array) Previous data contained in the changeset.
'manager'
(WP_Customize_Manager) Manager instance.

Used By	Description
wp-includes/class-wp-customize-manager.php: WP_Customize_Manager::save_changeset_post()	Save the post for the loaded changeset.

Version	Description
4.7.0	Introduced.