within

Within

i within a

The within primitive checks if an integer/character i is in the range defined by a two element vector a.

K7

In K7+, the range is inclusive of first element and exclusive of the second element.

 1 within 1 3
1
 3 within 1 3
0
 "a" within "az"
1
 "a" within "cz"
0

K4

In K4, the range is inclusive of both the first and the second element.