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The best way to understand what a hook does is to look at where it occurs in the source code.
do_action( "hook_name" )
apply_filters( "hook_name", "what_to_filter" )
.Remember, this hook may occur in more than one file. Moreover, the hook's context may change from version to version.
Line | Code |
---|---|
802 | /** |
803 | * Filter nonces for a customize_refresh_nonces AJAX request. |
804 | * |
805 | * @since 4.2.0 |
806 | * |
807 | * @param array $nonces Array of refreshed nonces for save and |
808 | * preview actions. |
809 | * @param WP_Customize_Manager $this WP_Customize_Manager instance. |
810 | */ |
811 | $nonces = apply_filters( 'customize_refresh_nonces', $nonces, $this ); |
812 | wp_send_json_success( $nonces ); |
813 | } |
814 |
|
815 | /** |
816 | * Add a customize setting. |
817 | * |
818 | * @since 3.4.0 |
819 | * |
820 | * @param WP_Customize_Setting|string $id Customize Setting object, or ID. |