例：If Not Dir("C:\Temp\test.xlsx", vbDirectory) = vbNullString Then MsgBox "exists"Else MsgBox "does not exist"End If
Use the VBA Dir function to check if a file exists. The VBA Dir function returns the name of a valid file, so you can use it to test whether a file exists.
This is because the folder was created in the previous test. Conclusion We have demonstrated how you can use theDIRfunction in Excel VBA. It lets you test if a file or folder exists. You can then decide what to do based on the result. ...
'dic.items:字典的值;.cells(1,1).resize(1,dic.count)=dic.items '判断某内容是否存在与字典的键中ifdic.exists("内容")then debug.print"字符串‘内容’存在于字典的键中"'清空字典,有时候其他过程也需要使用字典,当前过程已经使用完了,但我们又不想重新创建字典对象,这时候我们可以public字典全局变量,再清...
SubtestFileExists() MsgBox"如果文件不存在则用信息框说明,否则打开该文件." IfNotFileExists("C:\文件夹\子文件夹\文件.xls")Then MsgBox"这个工作簿不存在!" Else Workbooks.Open"C:\文件夹\子文件夹\文件.xls" EndIf EndSub ‘--- FunctionFileExists(FullFileNameAsString)AsBoolean '如果工作簿存在,则返...
Sub testSheetExists() MsgBox "测试工作簿中是否存在指定名称的工作表" Dim b As Boolean b = SheetExists("<指定的工作表名>") If b = True Then MsgBox "该工作表存在于工作簿中." Else MsgBox "工作簿中没有这个工作表." End If End Sub ...
使用VBA检查文件是否存在Sub test()thesentence = InputBox("Type the filename with full extension",...
Sub Test() Dim sheetName As String sheetName = "Sheet1" If WorksheetExists(sheetName) Then MsgBox "工作表已存在!" Else MsgBox "工作表不存在!" End If End Sub 在上述示例中,我们将要检查的工作表名称传递给WorksheetExists函数,并根据返回的结果显示相应的消息框。 腾讯云提供了一系列与Excel相关的产品...
{try{//写入连接服务器信息stringfile = AppDomain.CurrentDomain.BaseDirectory +"CheckConnServer.txt";if(!File.Exists(file)) File.Create(file).Close(); FileStream fs=newFileStream(file, FileMode.Append); StreamWriter sw=newStreamWriter(fs); ...
Private Function FileExists(fname) As Boolean ' Returns TRUE if the file exists Dim x As...