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variables_example.cc
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variables_example.cc
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// Copyright (C) 2016 West Virginia University.
// All rights reserved.
//
// Redistribution and use in source and binary forms, with or without
// modification, are permitted provided that the following conditions are
// met:
//
// * Redistributions of source code must retain the above copyright
// notice, this list of conditions and the following disclaimer.
//
// * Redistributions in binary form must reproduce the above
// copyright notice, this list of conditions and the following
// disclaimer in the documentation and/or other materials provided
// with the distribution.
//
// * Neither the name of West Virginia University nor the
// names of its contributors may be used to endorse or promote products
// derived from this software without specific prior written permission.
//
// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
// AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
// IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
// ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDERS OR CONTRIBUTORS BE
// LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
// CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
// SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
// INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
// CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
// ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
// POSSIBILITY OF SUCH DAMAGE.
//
// Please contact the author of this library if you have any questions.
// Author: Victor Fragoso (victor.fragoso@mail.wvu.edu)
#include <iostream> // Header to print to stdout.
int main(int argc, char** argv) {
// Declaring variables.
int my_integer = 5;
float my_float = 5.0;
std::cout << "My integer: " << my_integer << std::endl;
std::cout << "My float: " << my_float << std::endl;
// Constant variables.
const int my_integer_constant = 1;
const float my_float_constant = 1.0;
std::cout << "My constant integer: " << my_integer_constant << std::endl;
std::cout << "My constant float: " << my_float_constant << std::endl;
// Uncomment the code below to experience the error produced by the compiler
// when attempting to modify the value of a const variable.
// my_integer_constant = 0;
// my_float_constant = 0.0;
return 0;
}