Dim strInvalid As String strInvalid = "abc123" On Error Resume Next ' 启用错误处理 Dim numInvalid As Double numInvalid = CDbl(strInvalid) If Err.Number <> 0 Then ' 检查是否有错误发生 MsgBox "无法将字符串转换为数字:" & strInvalid Err.Clear ' 清除错误 End If On Error GoTo...
例如,下面使用String函数生成指定长度且只含单一字符的字符串。 Sub CreateString2() Dim MyString MyString = String(5, "*")' 返回 "***" MyString = String(5, 42)' 返回 "***" MyString = String(10, "ABC")' 返回 "AAAAAAAAAA" End Sub 如果参数number包含Null,则返回Null;如果参数character...
The VBA VAL function is listed under the data type conversion category of VBA functions. When you use it in a VBA code,it converts a string into a number.In simple words, it takes a number that is stored as a string and returns it as a number. Syntax Val(String) Arguments String: ...
In VBA, there is a method through which we can convert a given string to a date. The method is known as the CDATE function in VBA. It is an inbuilt function in VBA, and the parts required for this function are first to convert the string to a number, then convert the given number...
Converting a Numeric Value to a String,Str(): There are many situations where you would need to convert a number to a string, below are just a few examples: Situation 1:Trying to loop through ranges using the “A1:B1” notation. SeeReferencing Ranges In Excel Using VBAfor more information...
VBA String 函数 VBA字符串函数(2013-03-1412:21:23)转载▼分类：[VBA] Trim(string)去掉string左右两端空白 Ltrim(string)去掉string左端空白 Rtrim(string)去掉string右端空白 Len(string)计算string长度 Left(string,x)取string左段x个字符组成的字符串 Right(string,x)取string右段x个字符组成的字符串 Mid...
StrConv(string,conversion,LCID) 其中,参数string为要转换的字符串,参数conversion为指定转换的类型,参数LCID为可选参数。 如果将参数conversion设置为vbUpperCase或1,则将字符串转换成大写;设置为vbLowerCase或2,则将字符串转换成小写;设置为vbProperCase或3,则将字符串中每个字的开头字母转换成大写;设置为vbUnicode...
Environ({envstring | number}) Environ 函数的语法含有以下这些命名参数: 部分 描述 envstring 可选参数。包含一个环境变量名的字符串表达式。 number 可选参数。数值表达式,用来表示环境字符串在环境字符串表格中的数值顺序。number 参数可以是任意的数值表达式,不过在计算前,它会先转换为一个整数。 说明 如果在环...
String to Boolean Strings that contain boolean values can be converted to booleans. Dim myString As String Dim myBoolean As Boolean myString = "True" myBoolean = myString Debug.Print myBoolean // True Long to Integer - Overflow If an implicit conversion is not possible you will get an ...
Ucase(string) '转换为大写 Lcase(string) '转换为小写 Space(x) '返回x个空白的字符串 Asc(string) '返回一个 integer,代表字符串中首字母的字符代码 Chr(charcode) '返回 string,其中包含有与指定的字符代码相关的字符 UBound 字符串比较 Dim strFixedLong As String*100 '定长字符串 ...