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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

.Q.ty
Casting and encoding, Datatypes

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