How to Use a Module?

Once a module is written, its global entities (i.e., global PARAMETERs, global variables and internal functions) can be made available to other modules and programs. The program or module that wants to use a particular module must have a USE statement at its very beginning. The USE statement has one of the following forms:


The following form is the syntax of a module:
USE  module-name

USE  module-name, ONLY: name-1, name-2, ..., name-n

Here is the meaning of these USEs: