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filter is not described

customize_dynamic_partial_class filter-hook . WP 4.5.0

Filters the class used to construct partials.

Allow non-statically created partials to be constructed with custom WP_Customize_Partial subclass.

Usage

add_filter( 'customize_dynamic_partial_class', 'filter_function_name_6532', 10, 3 );
function filter_function_name_6532( $partial_class, $partial_id, $partial_args ){
	// filter...

	return $partial_class;
}
$partial_class(string)
WP_Customize_Partial or a subclass.
$partial_id(string)
ID for dynamic partial.
$partial_args(array)
The arguments to the WP_Customize_Partial constructor.

Where the hook is called

WP_Customize_Selective_Refresh::add_dynamic_partials()
customize_dynamic_partial_class
WP_Customize_Selective_Refresh::add_partial()
customize_dynamic_partial_class
wp-includes/customize/class-wp-customize-selective-refresh.php 266
$partial_class = apply_filters( 'customize_dynamic_partial_class', $partial_class, $partial_id, $partial_args );
wp-includes/customize/class-wp-customize-selective-refresh.php 120
$class = apply_filters( 'customize_dynamic_partial_class', $class, $id, $args );

Where the hook is used (in WP core)

Does not used.