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
rush:PHP;">
PHP // upload.PHP
echo <<<_END
PHP Form Upload
_END;
if ($_FILES)
{
$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)
{
$n = "image.$ext";
move_uploaded_file($_FILES['filename']['tmp_name'],$n);
echo "Uploaded image '$name' as '$n':
"; echo ""; } else echo "'$name' is not an accepted image file"; } else echo "No image has been uploaded"; echo ""; ?>
"; echo ""; } else echo "'$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。
原文地址:https://www.jb51.cc/php/22327.html
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