UBound Function [Runtime]

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Returns the upper boundary of an array.

Syntax:

UBound (ArrayName [, Dimension])

Return value:

Integer

Parameters:

ArrayName: Name of the array for which you want to determine the upper (Ubound) or the lower (LBound) boundary.

[Dimension]: Integer that specifies which dimension to return the upper(Ubound) or lower (LBound) boundary for. If no value is specified, the boundary of the first dimension is returned.

Error Codes

5 Invalid procedure call

9 Index out of defined range

Example:

Sub ExampleUboundLbound
Dim sVar(10 To 20) As String
    Print LBound(sVar())
    Print UBound(sVar())
End Sub
 
Sub ExampleUboundLbound2
Dim sVar(10 To 20,5 To 70) As String
    Print LBound(sVar()) ' Returns 10
    Print UBound(sVar()) ' Returns 20
    Print LBound(sVar(),2) ' Returns 5
    Print UBound(sVar(),2) ' Returns 70
End Sub