--TEST-- Dom\HTMLDocument UTF-16LE BOM encoding test --EXTENSIONS-- dom --FILE-- inputEncoding); $dom->documentElement->firstChild->nextElementSibling->textContent = "é"; $output = $dom->saveHtml(); echo $output, "\n"; $dom->saveHtmlFile(__DIR__ . "/utf16le_bom_output.tmp"); var_dump(file_get_contents(__DIR__ . "/utf16le_bom_output.tmp") === $output); echo "--- After changing encoding to UTF-8 ---\n"; $dom->inputEncoding = "UTF-8"; echo $dom->saveHtml(), "\n"; ?> --CLEAN-- --EXPECTF-- string(8) "UTF-16LE" <%0!%0D%0O%0C%0T%0Y%0P%0E%0 %0h%0t%0m%0l%0>%0<%0h%0t%0m%0l%0>%0<%0h%0e%0a%0d%0>%0 %0<%0!%0-%0-%0 %0i%0n%0t%0e%0n%0t%0i%0o%0n%0a%0l%0 %0l%0i%0e%0s%0 %0a%0n%0d%0 %0d%0e%0c%0e%0i%0t%0 %0-%0-%0>%0 %0<%0m%0e%0t%0a%0 %0c%0h%0a%0r%0s%0e%0t%0=%0"%0u%0t%0f%0-%08%0"%0>%0 %0<%0/%0h%0e%0a%0d%0>%0 %0<%0b%0o%0d%0y%0>%0é%0<%0/%0b%0o%0d%0y%0>%0<%0/%0h%0t%0m%0l%0>%0 bool(true) --- After changing encoding to UTF-8 --- é