当前位置:网站首页>VBA: 遍历文件抓取指定条件的数据
VBA: 遍历文件抓取指定条件的数据
2022-08-10 09:40:00 【用户9949496】
文章背景:要查看某次考试成绩不及格的所有学生名单;假定按年级建文件夹,每个文件夹内有各班的考试成绩表(见下图)。需要遍历所有表格,然后对每行的学生成绩进行判断。
图1 文件框架
图2 表格示例
通过Excel VBA的UserForm控件来完成本文的任务。
各个控件内的代码如下所示:
Option Explicit
Option Base 1
'存储数据
Dim data(), flag As Integer
Private Sub CommandButton6_Click()
'修改路径1的按钮
With Application.FileDialog(filedialogtype:=msoFileDialogFolderPicker)
.InitialFileName = "E:\工作\A校" '设置起始目录
.AllowMultiSelect = True '单选
.Title = "请选新的文件夹路径1" '设置对话框标题
.Show '显示对话框
If .SelectedItems.Count > 0 Then
TextBox1.Text = .SelectedItems(1) '将选中的文件夹路径添加到文本框1
Else
MsgBox "没有选择目录!"
End If
End With
End Sub
Private Sub CommandButton7_Click()
'修改路径2的按钮
With Application.FileDialog(filedialogtype:=msoFileDialogFolderPicker)
.InitialFileName = "E:\工作\B校" '设置起始目录
.AllowMultiSelect = True '单选
.Title = "请选新的文件夹路径2" '设置对话框标题
.Show '显示对话框
If .SelectedItems.Count > 0 Then
TextBox2.Text = .SelectedItems(1) '将选中的文件夹路径添加到文本框1
Else
MsgBox "没有选择目录!"
End If
End With
End Sub
Private Sub CommandButton8_Click()
'遍历查找
Dim tarSheet As Worksheet, num As Integer, folder As String
Dim time_ini As Date
'0 准备工作
Application.ScreenUpdating = False
Application.Calculation = xlCalculationManual
Application.DisplayAlerts = False
time_ini = Timer
'1 清除原有数据
Set tarSheet = ThisWorkbook.Worksheets("查找结果")
num = tarSheet.Range("A65535").End(xlUp).Row
If num > 1 Then
tarSheet.Range("A2:E" & num).ClearContents
End If
flag = 0
'2 遍历文件夹1
folder = TextBox1.Text
searchdata folder
'3 遍历文件夹2
folder = TextBox2.Text
searchdata folder
'4 数据汇总
tarSheet.Range("A2").Resize(flag, 5) = Application.WorksheetFunction.Transpose(data)
MsgBox "Done! " & vbCrLf & vbCrLf & "用时:" & Format(Timer - time_ini, "0.0s")
Erase data
Application.ScreenUpdating = False
Application.Calculation = xlCalculationManual
Application.DisplayAlerts = False
Exit Sub
End Sub
Sub searchdata(folder As String)
'遍历子文件夹内的各个文件
Dim fso As Object, fld As Object, subfld As Object, filename As String
Dim aWB As Workbook, tempSheet As Worksheet, row_total As Integer
Dim ii As Integer, jj As Integer
Set fso = CreateObject("Scripting.FileSystemObject")
If fso.FolderExists(folder) Then '判断文件夹是否存在
Set fld = fso.GetFolder(folder)
For Each subfld In fld.SubFolders '遍历子文件夹
filename = Dir(subfld & "\*.xlsx")
Do
Workbooks.Open subfld & "\" & filename
Set aWB = ActiveWorkbook
Set tempSheet = ActiveWorkbook.Worksheets(1)
row_total = tempSheet.Range("A65535").End(xlUp).Row
'遍历各行数据
If row_total > 1 Then
For ii = 2 To row_total
If tempSheet.Cells(ii, 5) < 60 Then
flag = flag + 1
ReDim Preserve data(1 To 5, 1 To flag)
For jj = 1 To 5
data(jj, flag) = tempSheet.Cells(ii, jj)
Next jj
End If
Next
End If
aWB.Close SaveChanges:=False
filename = Dir
Loop Until filename = ""
Next
Else
MsgBox "文件夹的路径不存在,请确认!"
Exit Sub
End If
End Sub
Private Sub UserForm_Initialize()
TextBox1.Text = "E:\工作\A校"
TextBox2.Text = "E:\工作\B校"
End Sub
运行过程如下:
http://mpvideo.qpic.cn/0bf27qaiiaaawuaapfsuufpvb7gdqt6abbaa.f10003.mp4?
边栏推荐
- "Microservice Architecture" Arrangement and Choreography - Different Models for Making Systems Work Together
- 腾讯云校园大使开始招募啦,内推名额和奖金等你来拿
- DeepFake换脸诈骗怎么破?让他侧个身
- Matlab符号函数的生成及计算其函数值
- 关于判断单峰数组的几种方法
- 如何理解BIO、NIO、AIO的区别
- Excel draws statistical graphs
- Nvidia's gaming graphics card revenue plummets / Google data center explosion injures 3 people / iPhone battery percentage returns... More news today is here...
- 高通 msm8953 LCD 休眠/唤醒 流程
- CSDN21天学习挑战赛——多态(05)
猜你喜欢
UE4 粒子特效基础学习 (01-将粒子效果挂载到角色身上)
傅立叶级数与傅里叶变换
FPGA中BEL Site Tile FSR SLR分别指什么?
shell------ commonly used gadgets, sort, uniq, tr, cut
[Metaverse Omi Says] See how UCOUCO integrates performance art into the Metaverse
凭借这份阿里架构师的万字面试手册,逆风翻盘,斩获阿里offer
Vivado时序约束中Tcl命令的对象及属性
Plot temperature curves; QChart,
不要把公司当成家,被通知裁员时会变得不幸...
【系统设计】S3 对象存储
随机推荐
npm i安装报错
Matlab符号函数的生成及计算其函数值
Message Queuing Overview
郭晶晶家的象棋私教,好家伙是个机器人
FPGA中BEL Site Tile FSR SLR分别指什么?
04 【计算属性 侦听器】
【API架构】使用 JSON API 的好处
【元宇宙欧米说】听兔迷兔如何从虚拟到现实创造潮玩新时代
keepalived:双主配置
JWT:拥有我,即拥有权力
「业务架构」TOGAF建模:业务功能分解图
The Generation of Matlab Symbolic Functions and the Calculation of Its Function Values
shell遍历文件夹并输出
Singleton pattern base class
Development environment variable record under win
How to understand the difference between BIO, NIO, and AIO
线程池的基本概念、结构、类
Oracle rac所在的网络要割接,停掉其中一个rac节点,这种方案可行吗?
中国驻越南使馆提醒在越北部、中部地区中国公民做好台风“木兰”安全防范
Defending risks with technology and escorting cloud native | Tongchuang Yongyi X Boyun held a joint product launch conference