<?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, 'WebP with PHP', $text_color);
// Save the image
imagewebp($im, 'php.webp');
// Free up memory
imagedestroy($im);
Fatal error: Uncaught Error: Call to undefined function imagecreatetruecolor() in /in/HKKan:3
Stack trace:
#0 {main}
thrown in /in/HKKan on line 3
Process exited with code 255.