emoji_svg_url filter-hook . WP 4.6.0

Filters the URL where emoji SVG images are hosted.

Usage

add_filter( 'emoji_svg_url', 'filter_function_name_2014' );
function filter_function_name_2014( $url ){
	// filter...

	return $url;
}

$url(string)

The emoji base URL for svg images.

Where the hook is called

'svgUrl'  => apply_filters( 'emoji_svg_url', 'https://s.w.org/images/core/emoji/11.2.0/svg/' ),

$hints['dns-prefetch'][] = apply_filters( 'emoji_svg_url', 'https://s.w.org/images/core/emoji/11.2.0/svg/' );

Where the hook is used (in WP core)