#?SuikaWiki/0.9
[1] [[RFC2396]] によれば:
- uric_no_slash = unreserved | escaped | ";" | "?" | ":" | "@" |                    "&" | "=" | "+" | "$" | ","

つまり、
-[CODE(ABNF)[[DFN[uric_no_slash]] = <[A-Za-z0-9_.!~*'();?:@&=+$,-]> / [[escaped]]]]

です。