Visual Basic.net

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Visual Basic.net

• Arrays

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Single Dimension Array

• An array is a series of individual
• variables, all referenced by the same
• name
• Sometimes arrays are referred to as
• tables or subscripted variables

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Array Elements

• An example of a string array named
• strName
• strName(0) strName(1) strName(2)
• note each individual variable is known as an
  element of the array

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Declaring an array (Syntax)

• Dim ArrayName(LowerSubscript to UpperSubscript)
  As DataType
• Dim strName(0 to 9) as String 10 element array
• Dim curBalance(10) as Currency 10 element
  array
• Dim gstrProduct(1 to 100) as String 100
  element array
• These are some examples of arrays declaration

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String Array (example)
srtName(0 to 9)
0
1
2
3
4
5
6
7
8
9
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Multiple Dimension Array

• Used to store two subscripts that
• Identifies tabular data, where data is
• arranged in rows and columns
• Examples
• Insurance rate tables, tax tables,
• postage rates, etc.

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Multidimensional Array (Syntax)

• Dim ArrayName (LowerLimit To UpperLimit,
  LowrrLimit To UpperLimit) As Datatype
• Example
• Dim strName(2, 3) As String
• Dim strName(0 to 2, 0 to 3) as String
• Both of these statements establishes an
• array of 12 elements

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Multidimensional Array (Example)
strName(0 to 2, 0 to 3)