isVoid

Syntax

isVoid(X)

Arguments

X can be of any data form.

Details

Check if an object is VOID type. There are two types of objects with VOID type: NULL object and Nothing object. Please see isNothing.

Examples

$ isVoid(NULL);
1

$ isVoid(1 NULL 2);
0

// compare with function isNull
$ isNull(1 NULL 2);
[0,1,0]