Hex Method (UInt32)

Conversion.Hex Method (UInt32)

Returns a string representing the hexadecimal value of a number.

This API is not CLS-compliant. The CLS-compliant alternative is Hex(Int32).

Namespace:  Microsoft.VisualBasic
Assembly:  Microsoft.VisualBasic (in Microsoft.VisualBasic.dll)

public static string Hex(
	uint Number


Type: System.UInt32
Required. Any valid numeric expression or String expression.

Return Value

Type: System.String
Returns a string representing the hexadecimal value of a number.


Number is not specified.


Number is not a numeric type.

If Number is not already a whole number, it is rounded to the nearest whole number before being evaluated.

If Number is

Hex returns


Zero (0)

Any numeric value

Up to sixteen hexadecimal characters

You can represent hexadecimal numbers directly by preceding numbers in the proper range with &H. For example, &H10 represents decimal 16 in hexadecimal notation.

This example uses the Hex function to return the hexadecimal value of a number.

Dim TestHex As String
' Returns 5.
TestHex = Hex(5)
' Returns A.
TestHex = Hex(10)
' Returns 1CB.
TestHex = Hex(459)

.NET Framework

Supported in: 4, 3.5, 3.0, 2.0

.NET Framework Client Profile

Supported in: 4, 3.5 SP1

Windows 7, Windows Vista SP1 or later, Windows XP SP3, Windows XP SP2 x64 Edition, Windows Server 2008 (Server Core not supported), Windows Server 2008 R2 (Server Core supported with SP1 or later), Windows Server 2003 SP2

The .NET Framework does not support all versions of every platform. For a list of the supported versions, see .NET Framework System Requirements.

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