The UBound Function

The UBound function returns the largest subscript for the indicated dimension of an array.

Tip: Use the UBound function with the LBound function to determine the size of an array.

Syntax

UBound(arrayname[,dimension])

Example 1

dim a(5)
a(0)="Saturday"
a(1)="Sunday"
a(2)="Monday"
a(3)="Tuesday"
a(4)="Wednesday"
document.write(UBound(a))

Output:

5

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