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ISDATE FUNCTION

ISDATE function is determines whether the input expression is valid date.

Syntax:
ISDATE (Expression)
Returns:
ISDATE function returns integer value.
1- Returns the weather input expression is valid date or time.
0- Returns the weather input expression is not valid date or time.

Example -1

SELECT ISDATE(GETDATE()) AS [ISDATE]

Output:






In above example returns 1 because Getdate is valid date.

Example -2

SELECT ISDATE('SQL SERVER') AS [ISDATE]

Output:






In above example returns 0 because not valid date.
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