wp-includes/kses.php:747Filters text content and strips out disallowed HTML.
$contentstring$allowed_htmlarray[]|string$allowed_protocolsstring[]optionalarray()stringfunction wp_kses( $content, $allowed_html, $allowed_protocols = array() ) { if ( empty( $allowed_protocols ) ) { $allowed_protocols = wp_allowed_protocols(); } $content = wp_kses_no_null( $content, array( 'slash_zero' => 'keep' ) ); $content = wp_kses_normalize_entities( $content ); $content = wp_kses_hook( $content, $allowed_html, $allowed_protocols ); return wp_kses_split( $content, $allowed_html, $allowed_protocols );}Introduced in 1.0.0. Unchanged from 6.7.7 through 7.1.0.
Signature, return type and hooks compared across 5 parsed releases.
src/wp-includes/kses.php, and regenerated for each WordPress release so it tracks the code rather than a snapshot of it.