.PH File Extension

Header file that may be referenced by one or more Perl (.PL) scripts; contains Perl code that may include variable declarations and functions; similar to a C header (.H) file, but used by Perl programs.

PH files are often referenced within other Perl files using the require 'filename.pl' command.

Settings file that contains information used by America Online for connecting to the AOL server and downloading updates; used by AOL clients versions 6 through 9; typically named IPH.PH.

NOTE: PH files can also be Perl header files, which can contain executable code. Therefore, you should not manually open unknown PH files.