control? ( ch -- ? )
ASCII
Prev:printable? ( ch -- ? )
Next:quotable? ( ch -- ? )


Vocabulary
ascii

Inputs
cha character


Outputs
?a boolean


Word description
Tests for an ASCII control character.

Definition
USING: combinators.short-circuit kernel math.order ;

IN: ascii

: control? ( ch -- ? ) { [ 0 31 between? ] [ 127 = ] } 1|| ;
inline