VarType

From NSB App Studio
Revision as of 17:53, 24 March 2019 by Ghenne (talk | contribs)
Jump to navigation Jump to search

This function is for BASIC compatibility. It is not available in pure JavaScript projects.

VarType(variable)

Description

VarType returns an integer that indicates the type of a variable. The required parameter, variable, is any variable that doesn't contain a user-defined type.

When variable is an array, the value returned is equal to the array constant plus the constant that specifies the element-type.

Table 25: VarType return values

Constant Value Description
vbEmpty 0 Empty
vbNull 1 Null
vbInteger 2 Integer
vbLong 3 Long
vbSingle 4 Single-precision floating-point
vbDouble 5 Double-precision floating-point
vbCurrency 6 Currency
vbDate 7 Date
vbString 8 String
vbObject 9 Object
vbError 10 Error
vbBoolean 11 Boolean
vbVariant 12 Variant
vbDataObject 13 Data-access Object
vbByte 17 Byte
vbArray 8192 Array

Example (Basic)

Rem VarType Example
'VarType returns variable type as an integer
Dim nInteger, nSingle
nInteger = CInt(44)
Print 44 & " is VarType " & VarType(nInteger)
nSingle = CSNG(99.44)
Print 99.44 & "isVarType" & VarType(nSingle)

Output

44 is VarType 2
99.44 is VarType 4

Related Items

Is, TypeName