PHP | imagerectangle() Function

Last Updated : 11 Jul, 2025

The imagerectangle() function is an inbuilt function in PHP which is used to draw the rectangle. Syntax:

bool imagerectangle( $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 upper left x-coordinate.
$y1: This parameter is used to set the upper left y-coordinate.
$x2: This parameter is used to set the bottom right x-coordinate.
$y2: This parameter is used to set the bottom right y-coordinate.
$color: A color identifier created with imagecolorallocate().

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

php

<?php

// Create an image  of given size
$image = imagecreatetruecolor(400, 400);

// Create an image color
$green = imagecolorallocate($image, 0, 153, 0);
$white = imagecolorallocate($image, 255, 255, 255);

// Draw the rectangle
imagerectangle($image, 50, 50, 350, 350, $green);
imagerectangle($image, 100, 100, 300, 300, $white);

// Output and free from memory
header('Content-Type: image/jpeg');

imagejpeg($image);
imagedestroy($image);
?>

Output:

Program 2:

php

<?php

// Create an image  of given size
$image = imagecreatetruecolor(400, 400);

// Set the background color of image 
$background_color = imagecolorallocate($image,  255, 255, 255); 
     
// Fill background with above selected color 
imagefill($image, 0, 0, $background_color); 

// Create an image color
$green = imagecolorallocate($image, 0, 153, 0);
$white = imagecolorallocate($image, 155, 53, 32);

// Draw the rectangle
imagerectangle($image, 50, 50, 350, 350, $green);
imagerectangle($image, 100, 100, 300, 300, $white);

// Output and free from memory
header('Content-Type: image/jpeg');

imagejpeg($image);
imagedestroy($image);
?>