What is HPP? What Opens a HPP? File Format List from WhatIs.com

File Extension

HPP File Format

Program header (C++)

HPP is a file extension for a header file file format used by MarsDigital C++ (previously Zortech C++), Borland C++ and other C++ compilers. HPP files may contain variables, constants and functions referenced by source code in the same project.

See also the H format which is the default file extension for header files in the C programing language.


Learn more about HPP files:

Search for answers to C++-related questions at IT Knowledge Exchange.

See the Whatis.com C, C++ and C# Cheat Sheets.

Wikipedia has an entry about C++.

This was last updated in September 2010
Editorial Director Margaret Rouse

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