type
Type of an object
type x type[x]
Where x is any object, returns its type.
The type is a short int:
- zero for a general list
- negative for atoms of basic datatypes
- positive for everything else
q)type 5 / integer atom
-7h
q)type 2 3 5 / integer vector
7h
q)type (2 3 5;"hello") / general list
0h
q)type () / general list
0h
q)type each (2;3 5;"hello") / int atom; int vector; string
-7 7 10h
q)type (+) / function
102h
q)type (0|+) / composition
105h