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VBScript UBound Function


VBScript Reference Complete VBScript Reference

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])

Parameter Description
arrayname Required. The name of the array variable
dimension Optional. Which dimension's upper bound to return. 1 = first dimension, 2 = second dimension, and so on. Default is 1

Example 1

dim a(10)
a(0)="Saturday"
a(1)="Sunday"
a(2)="Monday"
a(3)="Tuesday"
a(4)="Wednesday"
a(5)="Thursday"
document.write(UBound(a))
document.write("<br />")
document.write(LBound(a))
Output:
10
0


VBScript Reference Complete VBScript Reference


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