# imagecolorset

(PHP 4, PHP 5)

imagecolorset — Set the color for the specified palette index

### Description

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.

### See Also

- imagecolorat()