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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.
This hook occurs 2 times in this file.
Line | Code |
---|---|
3746 | * @return WP_Customize_Setting The instance of the setting that was added. |
3747 | */ |
3748 | public function add_setting( $id, $args = array() ) { |
3749 | if ( $id instanceof WP_Customize_Setting ) { |
3750 | $setting = $id; |
3751 | } else { |
3752 | $class = 'WP_Customize_Setting'; |
3753 |
|
3754 | /** This filter is documented in wp-includes/class-wp-customize-manager.php */ |
3755 | $args = apply_filters( 'customize_dynamic_setting_args', $args, $id ); |
3756 |
|
3757 | /** This filter is documented in wp-includes/class-wp-customize-manager.php */ |
3758 | $class = apply_filters( 'customize_dynamic_setting_class', $class, $id, $args ); |
3759 |
|
3760 | $setting = new $class( $this, $id, $args ); |
3761 | } |
3762 |
|
3763 | $this->settings[ $setting->id ] = $setting; |
3764 | return $setting; |
Line | Code |
3795 | * For a dynamic setting to be registered, this filter must be employed |
3796 | * to override the default false value with an array of args to pass to |
3797 | * the WP_Customize_Setting constructor. |
3798 | * |
3799 | * @since 4.2.0 |
3800 | * |
3801 | * @param false|array $setting_args The arguments to the WP_Customize_Setting constructor. |
3802 | * @param string $setting_id ID for dynamic setting, usually coming from `$_POST['customized']`. |
3803 | */ |
3804 | $setting_args = apply_filters( 'customize_dynamic_setting_args', $setting_args, $setting_id ); |
3805 | if ( false === $setting_args ) { |
3806 | continue; |
3807 | } |
3808 |
|
3809 | /** |
3810 | * Allow non-statically created settings to be constructed with custom WP_Customize_Setting subclass. |
3811 | * |
3812 | * @since 4.2.0 |
3813 | * |