NGWS SDK Documentation  

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IsDate Function

Returns a Boolean value indicating whether an expression can be converted to a date.

IsDate(expression)

The required expression argument is an Object containing a date expression or string expression recognizable as a date or time.

Remarks

IsDate returns True if the expression is a date or is recognizable as 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.

See Also

Example

Date Data Type | IsArray Function | IsEmpty Function | IsError Function | IsNull Function | IsNumeric Function | IsObject Function | TypeName Function