IsNull Function - VB 6.0 (Visual Basic 6.0) - String functions, Numeric Functions (Number Functions), Conversion Functions, Date Functions, Math Functions, Array Functions, ternary Functions

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28 th Jun 2022 21:10:57

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Returns a Boolean value that indicates whether an expression contains no valid data (Null).

IsNull(expression)

Parameter	Description
expression	Required. Can be any expression.

Boolean

Dim vStr as String, vDt as Date, vInt as Integer, vBool as Boolean
Dim vArr(4, 3) as String, vSng as Single
Dim vVar
vVar = Null
vStr = "ABCD"

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