vb.net输出指定字符 vbs 输出

VB.NET怎么输出指定字符串文本文件Dim strFilePath As String =SaveFileDialog1.FileName
Dim sw As StreamWriter = New StreamWriter(strFilePath,True)'true是指以追加的方式打开指定文件
For i = 0 To j
temp = i.ToString
sw.WriteLine(temp)
sw.Flush()
Next
sw.Close()
sw = Nothing
vb.net 如何实现输出一串字符串中的所有字符以及每个字符的出现次数?使用一个单重的循环扫描这个字符串中的所有字符,对每一个字符的出现次数进行统计,最后输出每个字符的出现次数 。
Private Sub Command1_Click()
s = InputBox("请输入一个英文字符串:")
Dim a(128) As Integer
For i = 1 To Len(s)
t = Asc(Mid(s, i, 1))
a(t) = a(t)1
Next i
For i = 1 To 127
If a(i)0 Then Print Chr(i); ":"; a(i)
Next i
End Sub
vb.net 提取特定字符串在VB中是这样的,没学过VB.net,你变换一下就可以了
Option
Explicit
Private
Sub
Command1_Click()
Dim
Num(2)
Num(0)
=
Val(Left(Label1.Caption,
2))
Num(1)
=
Val(Mid(Label1.Caption,
3,
1))
Num(2)
=
Val(Right(Label1.Caption,
2))
MsgBox
"Num(0)="
Num(0)
vbCrLf
"Num(1)="
Num(1)
vbCrLf
"Num(2)="
Num(2)
'如果想测试是不是可以计算,可以用这一句
'MsgBox
"Num(0) 1="
Num(0)
1
vbCrLf
"Num(1) 1="
Num(1)
1
vbCrLf
"Num(2) 1="
Num(2)
1
End
Sub
Private
Sub
Form_Load()
Label1.Caption
=
"12345"
End
Sub
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