$src_img=imagecreatefrompng('example.png');//Source image
$goal_img= imagecreatetruecolor($goal_width, $goal_height);//Target image
imagecopyresampled($goal_img, $src_img, 0 , 0, 0, 0, $goal_width, $goal_height, $img_width, $img_height);//Zoom
//Output
header('content-type:image/png');
imagepng( $goal_img);
imagedestroy($src_img);
imagedestroy($goal_img);
![[Web front-end] Node.js quick start](https://img.php.cn/upload/course/000/000/067/662b5d34ba7c0227.png)
