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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 |
---|---|
4781 | /** |
4782 | * Filters nonces for Customizer. |
4783 | * |
4784 | * @since 4.2.0 |
4785 | * |
4786 | * @param string[] $nonces Array of refreshed nonces for save and |
4787 | * preview actions. |
4788 | * @param WP_Customize_Manager $manager WP_Customize_Manager instance. |
4789 | */ |
4790 | $nonces = apply_filters( 'customize_refresh_nonces', $nonces, $this ); |
4791 |
|
4792 | return $nonces; |
4793 | } |
4794 |
|
4795 | /** |
4796 | * Prints JavaScript settings for parent window. |
4797 | * |
4798 | * @since 4.4.0 |
4799 | */ |