PHP安全上传图片的方法
本文实例讲述了PHP安全上传图片的方法。分享给大家供大家参考。具体分析如下:这段代码用于上传图片,可以根据图片类型检测图片是否安全,不是简单的检测扩展名
<?php // upload.php echo <<<_END_END; if ($_FILES) { https://www.php1.cn/detail/$name = $_FILES['filename']['name']; switch($_FILES['filename']['type']) { case 'image/jpeg': $ext = 'jpg'; break; case 'image/gif': $ext = 'gif'; break; case 'image/png': $ext = 'png'; break; case 'image/tiff': $ext = 'tif'; break; default: $ext = ''; break; } if ($ext) { https://www.php1.cn/detail/$n = "image.$ext"; move_uploaded_file($_FILES['filename']['tmp_name'], https://www.php1.cn/detail/$n); echo "Uploaded image 'https://www.php1.cn/detail/$name' as 'https://www.php1.cn/detail/$n':PHP Form Upload
"; echo ""; } else echo "'https://www.php1.cn/detail/$name' is not an accepted image file"; } else echo "No image has been uploaded"; echo ""; ?>
希望本文所述对大家的php程序设计有所帮助。
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