VBA Str$=“Upper Case”难不成是定义一个变量Str是字符串型的?"Upper “把谁转换成大写?Select Case a$Case "A" To "Z"Str$="Upper Case"Case "a" To "z"Str$="Lower Case"Case "0" To "9"Str$="Number"Case ",",",",".",";"Str$="Punctuato
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VBA Str$=“Upper Case”难不成是定义一个变量Str是字符串型的?"Upper “把谁转换成大写?
Select Case a$
Case "A" To "Z"
Str$="Upper Case"
Case "a" To "z"
Str$="Lower Case"
Case "0" To "9"
Str$="Number"
Case ",",",",".",";"
Str$="Punctuaton"
Case ""
Str$="Null String"
Case Is
在变量名后面加上美元符号“$”,就是声明这个变量是字符串,跟语句声明"dim Str as string "的作用是一样的.
类似的用法:
$ string
% integer
# double
& long
!single
VBA Str$=“Upper Case”难不成是定义一个变量Str是字符串型的?Upper “把谁转换成大写?Select Case a$Case A To ZStr$=Upper CaseCase a To zStr$=Lower CaseCase 0 To 9Str$=NumberCase ,,,,.,;Str$=Punctuato
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str+=!
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upper
upper
upper
upper