Cara Mengunggah file teks, pdf, doc, zip melalui unggah file PHP ke MySQL

Coba ini:

if ($_FILES["photo"]["type"] == "image/gif" ||
$_FILES["photo"]["type"] == "image/jpeg" ||   
$_FILES["photo"]["type"] == "image/pjpeg" || 
$_FILES["photo"]["type"] == "application/zip" || 
$_FILES["photo"]["type"] == "application/pdf" || 
$_FILES["photo"]["type"] == "application/msword" || 
$_FILES["photo"]["type"] == "application/vnd.openxmlformats-officedocument.wordprocessingml.document")

Anda dapat melihat berbagai tipe MIME di sini:http://en.wikipedia.org/wiki/ Internet_media_type