wp_kses_xml_named_entities() – Function

wp_kses_xml_named_entities( array $matches ): string

Callback for wp_kses_normalize_entities() regular expression.

Description

This function only accepts valid named entity references, which are finite, case-sensitive, and highly scrutinized by XML validators. HTML named entity references are converted to their code points.

Parameters

$matchesarrayrequired: preg_replace_callback() matches array.

Return

string Correctly encoded entity.

Source

function wp_kses_xml_named_entities( $matches ) {
	global $allowedentitynames, $allowedxmlentitynames;

	if ( empty( $matches[1] ) ) {
		return '';
	}

	$i = $matches[1];

	if ( in_array( $i, $allowedxmlentitynames, true ) ) {
		return "&$i;";
	} elseif ( in_array( $i, $allowedentitynames, true ) ) {
		return html_entity_decode( "&$i;", ENT_HTML5 );
	}

	return "&amp;$i;";
}

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Changelog

Version	Description
5.5.0	Introduced.

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