wp_render_duotone_support() │ WP 5.8.0

Deprecated from version 6.3.0. It is no longer supported and can be removed in future releases. Use WP_Duotone::render_duotone_support() instead.

Renders out the duotone stylesheet and SVG.

Internal function — this function is designed to be used by the kernel itself. It is not recommended to use this function in your code.

No Hooks.

Return

String. Filtered block content.

Usage

wp_render_duotone_support( $block_content, $block );
$block_content(string) (required)
Rendered block content.
$block(array) (required)
Block object.

Changelog

Since 5.8.0 Introduced.
Since 6.1.0 Allow unset for preset colors.
Deprecated since 6.3.0 Use WP_Duotone::render_duotone_support() instead.

wp_render_duotone_support() code WP 6.5.2

wp-includes/deprecated.php 
function wp_render_duotone_support( $block_content, $block ) {
	_deprecated_function( __FUNCTION__, '6.3.0', 'WP_Duotone::render_duotone_support()' );
	$wp_block = new WP_Block( $block );
	return WP_Duotone::render_duotone_support( $block_content, $block, $wp_block );
}