PHP | imagefilledrectangle() Function

Last Updated : 23 Aug, 2019

The imagefilledrectangle() function is an inbuilt function in PHP which is used to create a filled rectangle. This function creates a rectangle filled with a given color in the image. The top left corner of the image is (0, 0). Syntax:

bool imagefilledrectangle( $image, $x1, $y1, $x2, $y2, $color )

Parameters: This function accepts six 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.
$x1: This parameter is used to set the x-coordinate for point 1.
$y1: This parameter is used to set the y-coordinate for point 1.
$x2: This parameter is used to set the x-coordinate for point 2.
$y2: This parameter is used to set the y-coordinate for point 2.
$color: This parameter contains the filled color identifier. A color identifier created with imagecolorallocate() function.

Return Value: This function returns True on success or False on failure. Below programs illustrate the imagefilledrectangle() function in PHP: Program 1:

php

<?php

// Create an image of given size
$image = imagecreatetruecolor(500, 300);
$green = imagecolorallocate($image, 0, 153, 0);

// Draw the rectangle of green color
imagefilledrectangle($image, 20, 20, 480, 280, $green);

// Output image in png format
header("Content-type: image/png");
imagepng($image);
 
// Free memory
imagedestroy($image);
?>

Output: imagerectanglefilled

Program 2:

php

<?php

// Create an image of given size
$image = imagecreatetruecolor(500, 300);
$white = imagecolorallocate($image, 255, 255, 255);

// Draw the rectangle of white color
imagefilledrectangle($image, 20, 20, 480, 280, $white);

// Output image
header("Content-type: image/png");
imagepng($image);
 
// Free memory
imagedestroy($image);
?>