wp-includes/html-api/class-wp-html-decoder.php:136Decodes a span of HTML text, depending on the context in which it's found.
$contextstring$textstringstring public static function decode( $context, $text ): string { $decoded = ''; $end = strlen( $text ); $at = 0; $was_at = 0; while ( $at < $end ) { $next_character_reference_at = strpos( $text, '&', $at ); if ( false === $next_character_reference_at ) { break; } $character_reference = self::read_character_reference( $context, $text, $next_character_reference_at, $token_length ); if ( isset( $character_reference ) ) { $at = $next_character_reference_at; $decoded .= substr( $text, $was_at, $at - $was_at ); $decoded .= $character_reference; $at += $token_length; $was_at = $at; continue; } ++$at; } if ( 0 === $was_at ) { return $text; } if ( $was_at < $end ) { $decoded .= substr( $text, $was_at, $end - $was_at ); } return $decoded; }Introduced in 6.6.0. Unchanged from 6.7.7 through 7.1.0.
Signature, return type and hooks compared across 5 parsed releases.
src/wp-includes/html-api/class-wp-html-decoder.php, and regenerated for each WordPress release so it tracks the code rather than a snapshot of it.