我有一个在Visual Basic中执行的项目。 我的问题是,结果总是错误的(例如,而不是2011年它给出2000)。而且我不能将Inch(1)或feet(3)设置为期望单位,它会给出Infinity错误。如果我把原始单位和期望单位放在英寸(1)中,结果是“不是数字”。单位转换应用程序需要的数组帮助
这是我迄今为止所做的代码。该项目是关于数组。任何帮助赞赏。
公共类Form1中
Private Sub btnConvert_Click(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles btnConvert.Click Dim original(9) As Long Dim desired(9) As Long Dim a As Integer Dim o As Integer Dim d As Integer Dim inch As Long, fathom As Long, furlong As Long, kilometer As Long Dim meter As Long, miles As Long, rod As Long, yard As Long, feet As Long a = Val(Input3.Text) o = Val(Input1.Text) d = Val(Input2.Text) inch& = 0.0833 rod& = 16.5 yard& = 3 furlong& = 660 meter& = 3.28155 kilometer& = 3281.5 fathom& = 6 miles& = 5280 original(1) = inch original(2) = fathom original(3) = feet original(4) = furlong original(5) = kilometer original(6) = meter original(7) = miles original(8) = rod original(9) = yard desired(1) = inch desired(2) = fathom desired(3) = feet desired(4) = furlong desired(5) = kilometer desired(6) = meter desired(7) = miles desired(8) = rod desired(9) = yard If o < 1 Or o > 9 Or d < 1 Or d > 9 Then MessageBox.Show("Units must range from 1-9.", "Error", _ MessageBoxButtons.OK, _ MessageBoxIcon.Information) Return End If Output.Text = (a * original(o))/desired(d) End Sub
末级
你也可以只使用原始数组。所需的数组不需要。 例如: Output.Text = CStr((a * original(o))/ original(d)) – 2010-06-07 12:44:59