vb.net小程序项目,vbs小程序
求写一个VB.Net小程序
随机生成2-5阶方阵:
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Private Sub Button1_Click(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles Button1.Click
Dim d(,) As Integer
Dim n As Integer
Dim i As Integer
Dim j As Integer
Randomize()
n = Int(4 * Rnd() + 2)
ReDim d(n, n)
Label1.Text = ""
For i = 1 To n
For j = 1 To n
d(i, j) = Int(Rnd() + 0.5)
Label1.Text = Label1.Text d(i, j) " "
Next
Label1.Text = Label1.Text vbCrLf
Next
End Sub
VB.net做一个小程序 求教
Private Sub Form1_Load(sender As Object, e As EventArgs) Handles MyBase.Load
Dim oleDbConnection1 As OleDb.OleDbConnection
Dim oledbDataAdapter As OleDb.OleDbDataAdapter
Dim oledbData As DataSet = New DataSet
Dim strConnect As String = "Provider= OraOLEDB.Oracle;Data Source=888;User ID=888;Password=888;"
oleDbConnection1 = New System.Data.OleDb.OleDbConnection(strConnect)
Dim strSql As String
strSql = "select *" " from xx"
Dim oledbCommand As OleDb.OleDbCommand
oledbCommand.CommandText = strSql
oledbCommand.CommandType = CommandType.Text
oledbCommand.Connection = oleDbConnection1
oledbDataAdapter.SelectCommand = oledbCommand
oleDbConnection1.Open()
oledbDataAdapter.Fill(oledbData, "gy_bingrenxx")
oleDbConnection1.Close()
'在窗体上添加一个DataGridView控件,在这个位置加一句代码
DataGridView1.DataSource = oledbDataAdapter.Tables("gy_bingrenxx")
End Sub
vb.net的小程序
你要做一个考试系统??这可不是小程序,不过如果是超精简的话,我倒可以写个思路给你。
在form添加一个label 和四个command1(组成一个控件组修改index属性,按顺序设置为ABCD)和一个command2(可要可不要,这个是作为跳过用的)
定义全局变量 questions() as string,questionid as integer,answers() as string
在form_load中,将问题和答案读入questions()和answers()中,然后将第一个问题显示在label中,设置questionid=1
之后在command1_click(index as integer)中用select语句根据questionid将答案和回答比较,然后显示下一题,同时更改questionid。。。大概就这样
command2_Click()就直接显示下一题和更改questionid
问题结束后就OK了,之后要加什么可以自己加上去~
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