Constants-C++.cpp

# C Language Notes

## Constants

- In most cases variable values can be changed int he program, however, there are cases where you do not want to allow for your variables to change value. This is where **constants** come into play. These special types prevent any changes during execution once the value is set at declaration

- Any basic data type in C, like those we have gone over, can be declared as a constant using the keyword *const* before the type. So instead of our template of type *variable_name*, it would be const type *variable_name*

- It is also best practice to use all upper case letters when declaring a constant: