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PHP code:
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switch ($_FILES['userfile']['type'])
{
case "image/pjpeg":
$fileextname = "jpg";
break;
case "image/gif":
$fileextname = "gif";
break;
case "image/x-png":
$fileextname = "png";
break;
case "application/x-shockwave-flash":
$fileextname = "swf";
break;
case "text/plain":
$fileextname = "txt";
break;
case "application/msword":
$fileextname = "doc";
break;
case "application/x-zip-comp


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$to = 'xueyuxia1988@sohu.com';
$subject = 'the subject';
$message = 'hello';
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