# Function Reference

# _WinAPI_GetRValue

Retrieves an intensity value for the red component of a 32-bit RGB value

#include <WinAPIGdi.au3>
_WinAPI_GetRValue ( $iRGB )

## Parameters

$iRGB | The color value, in RGB.

## Return Value

Returns the intensity of the red component of the specified RGB color.

## Example

    #include <WinAPIGdi.au3>

    Local Const $RGB = 0xFF8040

    Local $R = _WinAPI_GetRValue($RGB)
    Local $G = _WinAPI_GetGValue($RGB)
    Local $B = _WinAPI_GetBValue($RGB)

    ConsoleWrite('Red:   0x' & Hex($R, 2) & @CRLF)
    ConsoleWrite('Green: 0x' & Hex($G, 2) & @CRLF)
    ConsoleWrite('Blue:  0x' & Hex($B, 2) & @CRLF)
    ConsoleWrite('---------------' & @CRLF)
    ConsoleWrite('RGB:   0x' & Hex(_WinAPI_RGB($R, $G, $B), 6) & @CRLF)