4.7 Symbols

8.12

procedure
(symbol? v) → boolean?
v : any/c

Returns #true, if v is a symbol; #false, otherwise.

procedure
(symbol<? s ...+) → boolean?
s : symbol?

Returns #true, if the ss are ordered by increasing lexicographical order; #false, otherwise.

procedure
(symbol→text s) → text?
s : symbol?

Returns text that contains the character content of s.

procedure
(text→symbol txt) → symbol?
txt : text?

Returns a symbol whose name is the character content of txt.