PHP | imagegif() Function

<?php
// Create a new image of given size
$image = imagecreatetruecolor(500, 300);
 

// Set background color
$bg = imagecolorallocate($image, 255, 255, 255);
 
// Set text color
$textcolor = imagecolorallocate($image, 0, 153, 0);
 
// Make the background white
imagefilledrectangle($image, 0, 0, 500, 300, $bg);
 
// Draw a text string on the image
imagestring($image, 6, 160, 140, 'GeeksforGeeks', $textcolor);
 
// Output the image to browser
header('Content-Type: image/gif');
 
// Create GIF image
imagegif($image);

imagedestroy($image);
?>

<?php
 
// Load the PNG image file
$png = imagecreatefrompng(
'https://media.geeksforgeeks.org/wp-content/uploads/geeksforgeeks-9.png');
 
// Output the image to browser
header('Content-Type: image/gif');

// Convert PNG image to GIF image
imagegif($png);

imagedestroy($png);
?>