(PHP 4 >= 4.0.1, PHP 5)
imagecolorclosesthwb — Get the index of the color which has the hue, white and blackness nearest to the given color
Den här funktionen är ännu inte dokumenterad utan endast argumentlistan till funktioner finns tillgänglig.
An image resource, returned by one of the image creation functions, such as imagecreatetruecolor().
Value of red component
Value of green component
Value of blue component