C is primarily handled by the GNU C Compiler (GCC) in Linux, which in turn can be used directly by programmers or used by IDEs to build C programs. There are other C compilers available for Linux as...
Functions help modularise code. They usually contain code that is repeatedly executed. Using functions helps improve program readability and ease of maintenance.
If you mean on the command line, then the command is: clearOf course, if your encoding's been messed up, you can also clear up this little problem with the command:reset