The VarType Function

The VarType function returns a value that indicates the subtype of a specified variable.

The VarType function can return one of the following values:

• 0 = vbEmpty - Indicates Empty (uninitialized)
• 1 = vbNull - Indicates Null (no valid data)
• 2 = vbInteger - Indicates an integer
• 3 = vbLong - Indicates a long integer
• 4 = vbSingle - Indicates a single-precision floating-point number
• 5 = vbDouble - Indicates a double-precision floating-point number
• 6 = vbCurrency - Indicates a currency
• 7 = vbDate - Indicates a date
• 8 = vbString - Indicates a string
• 9 = vbObject - Indicates an automation object
• 10 = vbError - Indicates an error
• 11 = vbBoolean - Indicates a boolean
• 12 = vbVariant - Indicates a variant (used only with arrays of Variants)
• 13 = vbDataObject - Indicates a data-access object
• 17 = vbByte - Indicates a byte
• 8192 = vbArray - Indicates an array

Syntax

VarType(varname)

Example 1

dim x
x="Hello World!"
document.write(VarType(x) & "<br />")
x=4
document.write(VarType(x) & "<br />")
x=4.675
document.write(VarType(x) & "<br />")
x=Null
document.write(VarType(x) & "<br />")
x=Empty
document.write(VarType(x) & "<br />")
x=True
document.write(VarType(x))

Output:

8
2
5
1
0
11

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