php man page for imagefilltoborder

IMAGEFILLTOBORDER(3)							 1						      IMAGEFILLTOBORDER(3)

imagefilltoborder - Flood fill to specific color

SYNOPSIS
       bool imagefilltoborder (resource  $image, int  $x, int  $y, int	$border, int  $color)

DESCRIPTION
       imagefilltoborder(3) performs a flood fill whose border color is defined by $border. The starting point for the fill is $x, $y (top left is
       0, 0) and the region is filled with color $color.

PARAMETERS
	      o $
		image -An image resource, returned by one of the image creation functions, such as imagecreatetruecolor(3).

	      o $x
		- x-coordinate of start.

	      o $y
		- y-coordinate of start.

	      o $border
		- The border color. A color identifier created with imagecolorallocate(3).

	      o $color
		- The fill color. A color identifier created with imagecolorallocate(3).

RETURN VALUES
	Returns TRUE on success or FALSE on failure.

EXAMPLES
       Example #1

	      Filling an ellipse with a color

	      <?php
	      // Create the image handle, set the background to white
	      $im = imagecreatetruecolor(100, 100);
	      imagefilledrectangle($im, 0, 0, 100, 100, imagecolorallocate($im, 255, 255, 255));

	      // Draw an ellipse to fill with a black border
	      imageellipse($im, 50, 50, 50, 50, imagecolorallocate($im, 0, 0, 0));

	      // Set the border and fill colors
	      $border = imagecolorallocate($im, 0, 0, 0);
	      $fill = imagecolorallocate($im, 255, 0, 0);

	      // Fill the selection
	      imagefilltoborder($im, 50, 50, $border, $fill);

	      // Output and free memory
	      header('Content-type: image/png');
	      imagepng($im);
	      imagedestroy($im);
	      ?>

	      The above example will output something similar to:[NOT DISPLAYABLE MEDIA]Output of example : Filling an ellipse with a color

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