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将人民币的数字表示转化成大写表示(VB.NET版) (原chenyu001C#版)

作者:未知 来源:月光软件站 加入时间:2005-2-28 月光软件站

'将人民币的数字表示转化成大写表示(VB.NET版) 

'本代码参考chenyu001

'将人民币的数字表示转化成大写表示(C#版) 

'http://dev.csdn.net/article/28/28977.shtm

'改的不多,但愿这些改动没让原作者发怒

Public Class ChineseNum

    '输入字串

    Private _InputString As String

    '输出字串,如果无效则输出错误信息

    Private _OutString As String

    '判断输出字串是否有效

    Private _Valiad As Boolean

 

    Public WriteOnly Property InputString() As String

        Set(ByVal Value As String)

            _InputString = Value

            ConvertToChineseNum()

        End Set

    End Property

    Public ReadOnly Property Valiad() As Boolean

        Get

            Return _Valiad

        End Get

    End Property

    Public ReadOnly Property OutString() As String

        Get

            Return _OutString

        End Get

    End Property

    Private Sub ConvertToChineseNum()

        Dim numList As String = "零壹贰叁肆伍陆柒捌玖"

        Dim rmbList As String = "分角元拾佰仟万拾佰仟亿拾佰仟万"

        Dim number As Double = 0

        Dim tempOutString As String

        Try

            number = Double.Parse(Me._InputString)

        Catch ex As SystemException

            Me._OutString = "传入参数非数字!"

            Me._Valiad = False

            Return

        End Try

        If number > 9999999999999.99 Then

            Me._Valiad = False

            Me._OutString = "超出范围的人民币值"

            Return

        End If

        Dim tempNumberString As String = Convert.ToInt64(number * 100).ToString()

        Dim tempNmberLength As Integer = tempNumberString.Length

        Dim i As Integer = 0

        While i < tempNmberLength

            Dim oneNumber As Integer = Int32.Parse(tempNumberString.Substring(i, 1))

            Dim oneNumberChar As String = numList.Substring(oneNumber, 1)

            Dim oneNumberUnit As String = rmbList.Substring(tempNmberLength - i - 1, 1)

            If Not (oneNumberChar = "零") Then

                tempOutString += oneNumberChar + oneNumberUnit

            Else

                If oneNumberUnit = "亿" OrElse oneNumberUnit = "万" OrElse oneNumberUnit = "元" OrElse oneNumberUnit = "零" Then

                    While tempOutString.EndsWith("零")

                        tempOutString = tempOutString.Substring(0, tempOutString.Length - 1)

                    End While

                End If

                If oneNumberUnit = "亿" OrElse (oneNumberUnit = "万" AndAlso Not tempOutString.EndsWith("亿")) OrElse oneNumberUnit = "元" Then

                    tempOutString += oneNumberUnit

                Else

                    Dim tempEnd As Boolean = tempOutString.EndsWith("亿")

                    Dim zeroEnd As Boolean = tempOutString.EndsWith("零")

                    If tempOutString.Length > 1 Then

                        Dim zeroStart As Boolean = tempOutString.Substring(tempOutString.Length - 2, 2).StartsWith("零")

                        If Not zeroEnd AndAlso (zeroStart OrElse Not tempEnd) Then

                            tempOutString += oneNumberChar

                        End If

                    Else

                        If Not zeroEnd AndAlso Not tempEnd Then

                            tempOutString += oneNumberChar

                        End If

                    End If

                End If

            End If

            i += 1

        End While

        While tempOutString.EndsWith("零")

            tempOutString = tempOutString.Substring(0, tempOutString.Length - 1)

        End While

        While tempOutString.EndsWith("元")

            tempOutString = tempOutString + "整"

        End While

        Me._OutString = tempOutString

        Me._Valiad = True

    End Sub

End Class

 

    '则试方法

    Dim m As New ChineseNum

    Private Sub Button1_Click(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles Button1.Click

        m.InputString = Me.TextBox1.Text

        If m.Valiad Then

            Me.TextBox2.Text = m.OutString

            Me.TextBox3.Text = String.Empty

        Else

            Me.TextBox2.Text = String.Empty

            Me.TextBox3.Text = m.OutString

        End If

    End Sub




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