在vb.net中将不同excel中的两行比较成一个新的excel,可以按照以下步骤进行操作:
Imports Microsoft.Office.Interop.Excel
Public Class Form1
Private Sub btnCompare_Click(sender As Object, e As EventArgs) Handles btnCompare.Click
' 创建一个新的Excel应用程序对象
Dim excelApp As New Application()
' 打开第一个Excel文件
Dim workbook1 As Workbook = excelApp.Workbooks.Open("路径\文件名1.xlsx")
Dim worksheet1 As Worksheet = workbook1.Sheets(1)
' 打开第二个Excel文件
Dim workbook2 As Workbook = excelApp.Workbooks.Open("路径\文件名2.xlsx")
Dim worksheet2 As Worksheet = workbook2.Sheets(1)
' 创建一个新的Excel文件
Dim newWorkbook As Workbook = excelApp.Workbooks.Add()
Dim newWorksheet As Worksheet = newWorkbook.Sheets(1)
' 获取第一个Excel文件中的行数
Dim rowCount1 As Integer = worksheet1.UsedRange.Rows.Count
' 获取第二个Excel文件中的行数
Dim rowCount2 As Integer = worksheet2.UsedRange.Rows.Count
' 比较两个Excel文件中的行,并将结果写入新的Excel文件
For i As Integer = 1 To rowCount1
For j As Integer = 1 To rowCount2
' 获取第一个Excel文件中的行数据
Dim row1 As Range = worksheet1.Rows(i)
' 获取第二个Excel文件中的行数据
Dim row2 As Range = worksheet2.Rows(j)
' 比较两行数据是否相同
If CompareRows(row1, row2) Then
' 将相同的行数据写入新的Excel文件
Dim newRow As Range = newWorksheet.Rows(newWorksheet.UsedRange.Rows.Count + 1)
row1.Copy(newRow)
End If
Next
Next
' 保存并关闭所有Excel文件
newWorkbook.SaveAs("路径\新文件名.xlsx")
newWorkbook.Close()
workbook1.Close()
workbook2.Close()
excelApp.Quit()
' 释放Excel对象
ReleaseObject(newWorksheet)
ReleaseObject(newWorkbook)
ReleaseObject(worksheet1)
ReleaseObject(workbook1)
ReleaseObject(worksheet2)
ReleaseObject(workbook2)
ReleaseObject(excelApp)
MessageBox.Show("比较完成并生成新的Excel文件。")
End Sub
' 比较两行数据是否相同
Private Function CompareRows(row1 As Range, row2 As Range) As Boolean
' 在这里编写比较两行数据的逻辑
' 如果两行数据相同,返回True;否则返回False
' 示例代码:比较第一列的值是否相同
If row1.Cells(1).Value = row2.Cells(1).Value Then
Return True
Else
Return False
End If
End Function
' 释放Excel对象
Private Sub ReleaseObject(obj As Object)
Try
System.Runtime.InteropServices.Marshal.ReleaseComObject(obj)
obj = Nothing
Catch ex As Exception
obj = Nothing
Finally
GC.Collect()
End Try
End Sub
End Class
请注意,上述代码仅为示例,你需要根据实际情况进行修改和优化。
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