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imagecolorat	imagecolorclosestalpha

Last updated: Sun, 27 Oct 2002 view the printer friendly version or the printer friendly version with notes or change language to Finnish \| German \| Spanish

imagecolorclosest

(PHP 3, PHP 4 )

imagecolorclosest -- Get the index of the closest color to the specified color

Description

int imagecolorclosest ( resource image, int red, int green, int blue)

Returns the index of the color in the palette of the image which is "closest" to the specified RGB value.

The "distance" between the desired color and each color in the palette is calculated as if the RGB values represented points in three-dimensional space.

See also imagecolorexact().

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imagecolorat	imagecolorclosestalpha

Last updated: Sun, 27 Oct 2002

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Last updated: Thu Oct 31 18:34:28 2002 EST