Instead, each source file gets its own customized header file. The program puts in what is necessary and in the right order. ... A C++ Example. For things like C++ classes — or anything, ...

A common task for a program is to read data from a file. To read from a text file in C, you will need to open a file stream using the fopen() function. Once a file stream has been opened, you can then ...

The use of header files to export information from a C source file may seem strange at first. When I first learned C, I put constant definitions and data structure declarations in the header for ...