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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 |
---|---|
1870 | * This is useful for `WP_Customize_Setting` instances to watch |
1871 | * in order to update a cached previewed value. |
1872 | * |
1873 | * @since 4.4.0 |
1874 | * |
1875 | * @param string $setting_id Setting ID. |
1876 | * @param mixed $value Unsanitized setting post value. |
1877 | * @param WP_Customize_Manager $this WP_Customize_Manager instance. |
1878 | */ |
1879 | do_action( 'customize_post_value_set', $setting_id, $value, $this ); |
1880 | } |
1881 |
|
1882 | /** |
1883 | * Print JavaScript settings. |
1884 | * |
1885 | * @since 3.4.0 |
1886 | */ |
1887 | public function customize_preview_init() { |
1888 |
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