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wp_encode_emoji( string $content )

Convert emoji characters to their equivalent HTML entity.

Description

This allows us to store emoji in a DB using the utf8 character set.

Parameters

$content

(string) (Required) The content to encode.

Return

(string) The encoded content.

Source

File: wp-includes/formatting.php

function wp_encode_emoji( $content ) {
	$emoji  = _wp_emoji_list( 'partials' );
	$compat = version_compare( phpversion(), '5.4', '<' );

	foreach ( $emoji as $emojum ) {
		if ( $compat ) {
			$emoji_char = html_entity_decode( $emojum, ENT_COMPAT, 'UTF-8' );
		} else {
			$emoji_char = html_entity_decode( $emojum );
		}
		if ( false !== strpos( $content, $emoji_char ) ) {
			$content = preg_replace( "/$emoji_char/", $emojum, $content );
		}
	}

	return $content;
}

Changelog

Version Description
4.2.0 Introduced.

© 2003–2019 WordPress Foundation
Licensed under the GNU GPLv2+ License.
https://developer.wordpress.org/reference/functions/wp_encode_emoji