The imagefill() function is an inbuilt function in PHP which is used to fill the image with the given color. This function performs a flood fill starting at the given coordinate (top left is 0, 0) with the given color in the image.
bool imagefill( $image, $x, $y, $color )
Parameters:This function accepts four parameters as mentioned above and described below:
- $image: It is returned by one of the image creation functions, such as imagecreatetruecolor(). It is used to create size of image.
- $x: This parameter is used to set x-coordinate of starting point.
- $y: This parameter is used to set y-coordinate of starting point.
- $color: It sets the color of image. A color identifier created by imagecolorallocate() function.
Return Value: This function returns True on success of False on failure.
Below programs illustrate the imagefill() function in PHP: