在VB编程中,生成多个文件可以通过以下几种方法实现:
同时生成多个CSV文件
可以通过打开多个文件句柄并写入数据来同时生成多个CSV文件。以下是一个示例代码:
```vb
Private Sub button1_click(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles button1.click
' 创建(写入)一个文本文件
Dim mystream As New System.IO.FileStream(Application.StartupPath & "\ssk.csv", System.IO.FileMode.Create)
Dim mywriter As New System.IO.StreamWriter(mystream, System.Text.Encoding.Default)
mywriter.WriteLine("1111")
mywriter.WriteLine("2222")
mywriter.WriteLine("3333")
mywriter.WriteLine("4444")
mywriter.Close()
mystream.Close()
' 创建(写入)另一个文本文件
Dim mystream2 As New System.IO.FileStream(Application.StartupPath & "\ssk2.csv", System.IO.FileMode.Create)
Dim mywriter2 As New System.IO.StreamWriter(mystream2, System.Text.Encoding.Default)
mywriter2.WriteLine("5555")
mywriter2.WriteLine("6666")
mywriter2.WriteLine("7777")
mywriter2.WriteLine("8888")
mywriter2.Close()
mystream2.Close()
End Sub
```
根据数据生成多个PDF文件
可以使用VBA代码根据Excel数据的每一行生成单独的PDF文档。以下是一个示例代码:
```vba
Sub 一键生成PDF()
' 声明变量
Dim ws As Worksheet
Dim lastRow As Long
Dim i As Long
Dim rng As Range
Dim filePath As String
' 设置目标工作表
Set ws = ThisWorkbook.Sheets(1) ' 默认使用第一个工作表
' 获取数据的最后一行
lastRow = ws.Cells(ws.Rows.Count, 1).End(xlUp).Row
' 循环遍历每一行数据
For i = 2 To lastRow
' 设置当前行的数据范围
Set rng = ws.Rows(i)
' 定义导出文件的路径和名称
filePath = ThisWorkbook.Path & "\文档_" & ws.Cells(i, 1).Value & ".pdf"
' 将当前行导出为PDF
rng.ExportAsFixedFormat Type:=xlTypePDF, Filename:=filePath, Quality:=xlQualityStandard
Next i
End Sub
```
生成多个特定类型的文件
可以编写代码来生成多个特定类型的文件,例如Controller、Service、DAO文件等。以下是一个示例代码:
```vb
Sub GenerateMultipleFiles()
Dim fileInputName As String
fileInputName = InputBox("请输入文件名:")
' 生成Controller文件
Dim controllerFile As String
controllerFile = "Controllers\" & fileInputName & "Controller.vb"
' 生成Service文件
Dim serviceFile As String
serviceFile = "Services\" & fileInputName & "Service.vb"
' 生成DAO文件
Dim daoFile As String
daoFile = "DAOs\" & fileInputName & "DAO.vb"
' 创建文件
CreateFile controllerFile
CreateFile serviceFile
CreateFile daoFile
End Sub
Sub CreateFile(filePath As String)
Dim fileNum As Integer
fileNum = FreeFile
' 创建文件
Open filePath For Output As fileNum
Close fileNum
End Sub
```
定时生成多个文件
可以使用VB的Timer控件定时生成多个文件。以下是一个示例代码:
```vb
Option Explicit
Private Sub Form_Load()
Timer1.Enabled = True
Timer1.Interval = 1000
End Sub
Private Sub Timer1_Timer()
Dim filename As String
filename = App.Path & "\" & Format(Time, "HHMMSS") & ".txt"
Open filename For Output As 1
Print 1, "内容"
Close 1
End Sub
```
这些