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Microsoft® Visual Basic® Scripting Edition IsDate Function |
Language Reference Version 1 |
Returns a Boolean value indicating whether an expression can be converted to a date.
IsDate(expression)The expression argument can be any date expression or string expression recognizable as a date or time.
IsDate returns True if the expression is a date or can be converted to a valid date; otherwise, it returns False. In Microsoft Windows, the range of valid dates is January 1, 100 A.D. through December 31, 9999 A.D.; the ranges vary among operating systems.