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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 |
---|---|
4658 | /** |
4659 | * Filters nonces for Customizer. |
4660 | * |
4661 | * @since 4.2.0 |
4662 | * |
4663 | * @param string[] $nonces Array of refreshed nonces for save and |
4664 | * preview actions. |
4665 | * @param WP_Customize_Manager $this WP_Customize_Manager instance. |
4666 | */ |
4667 | $nonces = apply_filters( 'customize_refresh_nonces', $nonces, $this ); |
4668 |
|
4669 | return $nonces; |
4670 | } |
4671 |
|
4672 | /** |
4673 | * Print JavaScript settings for parent window. |
4674 | * |
4675 | * @since 4.4.0 |
4676 | */ |