$space = '[\x09\x0a\x0c\x0d\x20]';
self::$attribsRegex =
"/(?:^|$space)({$attribFirst}{$attrib}*)
- ($space*=$space*
+ ($space*=$space*
(?:
- # The attribute value: quoted or alone
- \"([^\"]*)(?:\"|\$)
- | '([^']*)(?:'|\$)
- | (((?!$space|>).)*)
+ # The attribute value: quoted or alone
+ \"([^\"]*)(?:\"|\$)
+ | '([^']*)(?:'|\$)
+ | (((?!$space|>).)*)
)
)?(?=$space|\$)/sx";
}