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37 lines
1.1 KiB
Plaintext
37 lines
1.1 KiB
Plaintext
The {{KW|UBOUND}} function returns the largest valid index (upper bound) of an array dimension.
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{{PageSyntax}}
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:''result%'' = {{KW|UBOUND}}(arrayName[, dimension%])
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{{PageDescription}}
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* {{Parameter|arrayName}} specifies the name of the array.
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* {{Parameter|dimension%}} specifies the dimension number, starting with <code>1</code> for the first dimension.
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** If omitted, {{Parameter|dimension%}} is assumed to be <code>1</code>.
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** If {{Parameter|dimension%}} is less than <code>1</code> or is greater than the number of dimensions, a [[ERROR Codes|subscript out of range]] error occurs.
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* {{KW|UBOUND}}, along with {{KW|LBOUND}}, is used to determine the range of valid indexes of an array.
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{{PageExamples}}
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{{CodeStart}}{{Cl|DIM}} myArray(5) {{Cl|AS}} {{Cl|INTEGER}}
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{{Cl|DIM}} myOtherArray(1 to 2, 3 to 4) {{Cl|AS}} {{Cl|INTEGER}}
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{{Cl|PRINT}} {{Cl|UBOUND}}(myArray)
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{{Cl|PRINT}} {{Cl|UBOUND}}(myOtherArray, 2)
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{{CodeEnd}}
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{{OutputStart}} 5
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4
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{{OutputEnd}}
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{{PageSeeAlso}}
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* {{KW|Arrays}}, {{KW|LBOUND}}
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* {{KW|DIM}}, {{KW|COMMON}}, {{KW|STATIC}}, {{KW|SHARED}}
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{{PageNavigation}}
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