添加listbox1,label1,command1
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Public Class Form1
Dim N(10) As Integer
'生成隨機(jī)數(shù)
Private Sub CreatRand()
Dim I As Integer
Dim Strarr As String
Strarr = ""
ListBox1.Items.Clear()
Dim R As New System.Random
For I = 0 To 9
N(I) = R.Next(30, 100)
ListBox1.Items.Add(Str(N(I)))
Strarr = Strarr Str(N(I)) " "
Next
'添加標(biāo)簽的橫向數(shù)字序列
Label1.Text = Strarr
End Sub
'獲取最大值
Private Function GetMax() As Integer
Dim I As Integer
Dim intMax As Integer
intMax = 0
For I = 0 To 9
intMax = IIf(intMax N(I), intMax, N(I))
Next
Return intMax
End Function
'獲取最小值
Private Function GetMin() As Integer
Dim I As Integer
Dim intMin As Integer
intMin = 101
For I = 0 To 9
intMin = IIf(intMin N(I), intMin, N(I))
Next
Return intMin
End Function
'獲取平均值
Private Function GetAve() As Single
Dim I As Integer
Dim Sum As Integer
Sum = 0
For I = 0 To 9
Sum = Sum + N(I)
Next
Return Sum / 10
End Function
'生成隨機(jī)數(shù),顯示各種值
Private Sub Button1_Click(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles Button1.Click
Call CreatRand()
MsgBox("最大值=" Str(GetMax()) ",最小值=" Str(GetMin()) ",平均值=" Str(GetAve()))
End Sub
End Class
input type="text" maxlength="11" /這是控制最大輸入字?jǐn)?shù)至于不能少于11個(gè)字,需要在點(diǎn)擊保存按鈕時(shí),通過.length來控制
要改成這樣;
for i = 1 to Len(s)
j = Mid(s,i,1)
select case j
case "a" to "z","A" to "Z"
C = C + 1
CASE "0" TO "9"
D = D + 1
CASE ELSE
M= M+1
END SELECT
NEXT
標(biāo)題名稱:vb.net數(shù)字個(gè)數(shù) vb字符個(gè)數(shù)
文章URL:http://www.muchs.cn/article22/hggecc.html
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