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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 |
---|---|
861 | * For a dynamic setting to be registered, this filter must be employed |
862 | * to override the default false value with an array of args to pass to |
863 | * the WP_Customize_Setting constructor. |
864 | * |
865 | * @since 4.2.0 |
866 | * |
867 | * @param false|array $setting_args The arguments to the WP_Customize_Setting constructor. |
868 | * @param string $setting_id ID for dynamic setting, usually coming from `$_POST['customized']`. |
869 | */ |
870 | $setting_args = apply_filters( 'customize_dynamic_setting_args', $setting_args, $setting_id ); |
871 | if ( false === $setting_args ) { |
872 | continue; |
873 | } |
874 |
|
875 | /** |
876 | * Allow non-statically created settings to be constructed with custom WP_Customize_Setting subclass. |
877 | * |
878 | * @since 4.2.0 |
879 | * |