WordPress at a glance
filter is not described

customize_section_active filter-hook . WP 4.1.0

Filters response of WP_Customize_Section::active().

Usage

add_filter( 'customize_section_active', 'filter_function_name_1596', 10, 2 );
function filter_function_name_1596( $active, $section ){
	// filter...

	return $active;
}
$active(true/false)
Whether the Customizer section is active.
$section(WP_Customize_Section)
WP_Customize_Section instance.

Where the hook is called

WP_Customize_Section::active()
customize_section_active
wp-includes/class-wp-customize-section.php 195
$active = apply_filters( 'customize_section_active', $active, $section );

Where the hook is used (in WP core)

Does not used.