 Boolean ֵָĳʽǷתΪڡ

IsDate(expression)
expression ɱʶΪںʱڱʽַʽ

˵
ʽڻɺϷתΪЧڣ IsDate  True False Microsoft Windows ϵͳУЧڷΧԪ 100  1  1 յԪ 9999  12  31 գϷڷΧϵͳͬͬ

ʾ IsDate ʽǷתΪͣ

Dim MyDate, YourDate, NoDate, MyCheck
MyDate = "October 19, 1962": YourDate = #10/19/62#: NoDate = "Hello"
MyCheck = IsDate(MyDate)   '  True
MyCheck = IsDate(YourDate)   '  True
MyCheck = IsDate(NoDate)   '  False
Ҫ
汾 1
