Following my code:
遵循我的代码:
list($width, $height) = getimagesize("dir");
$src = imagecreatefromjpeg("dir");
$im = imagecreatetruecolor(300, 300);
imagecopyresampled($im, $src, 0, 0, 0, 0, 300, 300, $width, $height);
imagejpeg($src, 'img.jpg');
list($width, $he
