PHP | imagerectangle() Function

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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 
  
// 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 
  
// 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); 
?> 