MathExpression Calculator

A CLI math expression calculator written in C

How it Works

In 1.1 version you can calculate math expressions, declare variables and use commands.

The calculator has 3 command modes, starting with an input expression.

• Command Mode

  Execute commands like listvar, listcommands, clear, and more.

• Variable Declaration Mode

  Declare variables with expressions like var_name=math expression

• Math Expression Calculate

  Calculate math expressions like (124 / 4) * $pi

  The result is saved in $s special var

Supported operators

The operators supported are:

+ - * / ^

Only parentheses ( ) are supported.

Examples

>> (23 - 67)*(343)
-15092.00
>> $pi * 3
9.42
>> love=100
>> listvar
-------------------------------
|        Variables List       |
-------------------------------
love -> 100.00
$s -> 9.42
$pi -> 3.14
>> listcommands
-------------------------------
|        Commands List        |
-------------------------------
listcommands -> List the registered commands
listvar -> List the registered variables
clear -> Clear the CLI
exit -> Exit the program

How to install

Just clone this repository and run the build on ./bin/ according your OS.

If you want compile your own build run:

$ make && make run

or

$ gcc ./apps/MathCalculator ./src/* -I ./include -o ./bin/YourMathCalculatorBuild