自动下载php生成的图片

无详细内容 无 ?php header("Content-Type:text/html;charset=utf-8"); header("Content-type: image/jpeg"); $image = imagecreatefromjpeg('./demo.jpg'); $bgcolor = imagecolorallocate($image, 0, 0, 0); $fontcolor = imagecolorallocate($image, 255,

<?php
    header("Content-Type:text/html;charset=utf-8");
    header("Content-type: image/jpeg");
    $image = imagecreatefromjpeg('./demo.jpg');
    $bgcolor = imagecolorallocate($image, 0, 0, 0);
    $fontcolor = imagecolorallocate($image, 255, 255, 255);
    header("Content-Disposition: attachment;filename=demo.jpg ");
    imagejpeg($image);
   imagedestroy($image);
?>