<?php
// Create a blank image and add some text
$im = imagecreatetruecolor(120, 20);
$text_color = imagecolorallocate($im, 233, 14, 91);
imagestring($im, 1, 5, 5, 'A Simple Text String', $text_color);
// Set the content type header - in this case image/jpeg
header('Content-Type: image/jpeg');
// Output the image
imagejpeg($im);
// Free up memory
imagedestroy($im);
?>
Fatal error: Uncaught Error: Call to undefined function imagecreatetruecolor() in /in/hMblM:3
Stack trace:
#0 {main}
thrown in /in/hMblM on line 3
Process exited with code 255.