Method 2 – Using the VBA ISEMPTY Function to Check If an Array Is Empty Steps: Follow the above-mentioned process to open a VBA module. Enter the following VBA code: Sub CheckWithIsEmpty() Dim MyArray() As Variant Dim G_sters As String Dim count As Integer ReDim MyArray(Range("D...
1楼的答案有点小问题，例如如下代码：Sub xx()Dim xStr As StringxStr = ""MsgBox IsEmpty(xStr)...
...Java程序检查字符串是否为字母数字 (Java Program to Check String is Alphanumeric or not) java.util.regex.*; class AlphanumericExample...这意味着字符串可以包含介于a到z,A到Z和0到9之间的字符。这里+表示字符串可以包含一个或多个字符。 如果字符串是字母数字,则matchs()方法返回true,否则返回false...
问VBA isEmpty() -检查单元格是否为空，并告诉我是哪些单元格EN注：比如我们的数据是上面N个单元组成...
We will use this function inside our custom function to check if the string contains any letter or not. The code for this UDF is as follows, Function CHECKLETTERSASK(Str As String) As Boolean Dim i As Integer For i = 1 To Len(Str) CHECKLETTERSASK = False letter = Asc(Mid(Str, i...
Sub ProtectAllWorskeets() Dim ws As Worksheet Dim ps As String ps = InputBox("Enter a Password.", vbOKCancel) For Each ws In ActiveWorkbook.Worksheets ws.Protect Password:=ps Next ws End Sub 'Translate By Tmtony 如果您想一次性保护所有工作表,这里有一个适合您的代码。运行此宏时,您将获得...
备注 IsEmpty 在变量未初始化或显式设置为 Empty 时返回 True；否则，返回 False。如果 expression 包含多个变量，则始终返回 False。IsEmpty 仅返回 变量的有⽤信息。 ⽰例： 此⽰例使⽤ IsEmpty 函数确定是否已初始化变量。Dim MyVar, MyCheckMyCheck = IsEmpty(MyVar) ' Returns True.MyVar = Null ...
If rng = Empty Then'如果单元格为空就退出循环,否者循环65535次 Exit For End If k = Application.CountIf(arrT, rng)’用CountIf函数扫描出重复值,跟excel的CountIF函数一样If k > 1 Then rng.Select MsgBox rng.Address & " has duplicate data.'输出提示信息,程序结束 ...
Check if a value is in an array with this VBA function. If the value is in the VBA array, the function returns true. If the value is not in the array or the array is empty, the VBA function returns false. The function accepts two variants, so it can look for a string in a stri...
Cells.ClearContents End If Next ws End Sub Function IsInArray(stringToBeFound As String, arr As Variant) As Boolean IsInArray = (UBound(Filter(arr, stringToBeFound)) > -1) ’check End Function 根据条件删除row Sub DeleteRows() Dim lastRow As Long Dim i As Long 'Find the last row in...