g_calc

Simple calculator utility written in rust

Installation

Add this to your Cargo.toml:

[dependencies]
g_calc = "0.1.1"

Usage

use g_calc::{convert,solve};

let sample_expr = "1 + 2 * 3";

//this fn converts the given infix expression to postfix expression
let postfix_expr = g_calc::convert(sample_expr).unwrap();

//this fn solves the postfix expression and returns the result
let output = g_calc::solve(postfix_expr).unwrap();
// output = 7    

works for basic math calculations

• exponentiation ( ^ )
• add, substract, multiplication, division
• supports decimal notation ( eg., 0.1 + 0.2)
• parentheses support ()