ISARRAY
b = ISARRAY (x)
Returns true if x is an array.
Example
A = [1,2,3]
print IsArray(A) ' Output 1
A = {"x":1, "y":2}
print IsArray(A) ' Output 0 (is a map)
A = 1
print IsArray(A) ' Output 0 (is a number)
A = "abc"
print IsArray(A) ' Output 0 (is a string)Code samples using ISARRAY