Remove Wordpress Emojis

remove-wordpress-emojis.php

<?php
add_action( 'init', function() {
	remove_action( 'wp_head', 'print_emoji_detection_script', 7 );
	remove_action( 'admin_print_scripts', 'print_emoji_detection_script' );
	remove_action( 'wp_print_styles', 'print_emoji_styles' );
	remove_action( 'admin_print_styles', 'print_emoji_styles' );
	remove_filter( 'the_content_feed', 'wp_staticize_emoji' );
	remove_filter( 'comment_text_rss', 'wp_staticize_emoji' );
	remove_filter( 'wp_mail', 'wp_staticize_emoji_for_email' );

	add_filter( 'tiny_mce_plugins', function($plugins) {
		return is_array( $plugins )?array_diff( $plugins, [ 'wpemoji' ] ) : [];
	});

	add_filter( 'wp_resource_hints', function($urls, $relation_type) {
		if ($relation_type === 'dns-prefetch') {
			$urls = array_diff( $urls, [apply_filters( 'emoji_svg_url', 'https://s.w.org/images/core/emoji/2/svg/' )]);
		}

		return $urls;
	}, 10, 2 );
});