I have created a nifty class for sanitizing inputs based on their source using PHP filter functions, but there is no
Obviously, the routine for checking out a file is very involved and that is not the focus of this question (so, you can skip the php.ini, examine the file, copy the file, don't use the user supplied file name, tricks of the trade stuff, references to the manual, etc).
I simply want to know, what is the source of the value for the
element in the
superglobal array. Yes, I still perform tests on it (and the actual file), but I would like to know the origin of the value. The origin of the 'key' is obviously PHP.
A YouTube video on file upload progress bars