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]