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To save our bandwidth, we show only a snippet of code around each occurence of the hook. View complete file in SVN (without highlighting).
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 |
|---|---|
| 1605 | |
| 1606 | /** |
| 1607 | * Fires once the Customizer preview has initialized and JavaScript |
| 1608 | * settings have been printed. |
| 1609 | * |
| 1610 | * @since 3.4.0 |
| 1611 | * |
| 1612 | * @param WP_Customize_Manager $this WP_Customize_Manager instance. |
| 1613 | */ |
| 1614 | do_action( 'customize_preview_init', $this ); |
| 1615 | } |
| 1616 | |
| 1617 | /** |
| 1618 | * Filter the X-Frame-Options and Content-Security-Policy headers to ensure frontend can load in customizer. |
| 1619 | * |
| 1620 | * @since 4.7.0 |
| 1621 | * @access public |
| 1622 | * |
| 1623 | * @param array $headers Headers. |