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imagecolorset

Set the color for the specified palette index (PHP 4, PHP 5)
void imagecolorset ( resource image, int index, int red, int green, int blue )

This sets the specified index in the palette to the specified color. This is useful for creating flood-fill-like effects in palleted images without the overhead of performing the actual flood-fill.

Parameters

image

An image resource, returned by one of the image creation functions, such as imagecreatetruecolor().

index

An index in the palette

red

Value of red component

green

Value of green component

blue

Value of blue component

Return Values

No value is returned.