eltony81 / easy_expression_eval

Math expression evaluator

Easy Expression Eval (eeeval)

---

Installation

1. Add the dependency to your shard.yml:

   dependencies:
     eeeval:
       github: eltony81/easy_expression_eval

2. Run shards install

Usage

require "eeeval"

expression = "(14.2 + 14.2) * 4 / 2 * 10.5 ^ (2 / 0.5) + sin(2^1+cos(2+7.9-6))"
result = EEEval::CalcFuncParser.evaluate(expression)
puts result

Note: the current implementation does support log exp sin cos sqrt tan atan asin acos exp2 log10 log2 functions

Contributing

1. Fork it (https://github.com/your-github-user/eeeval/fork)
2. Create your feature branch (git checkout -b my-new-feature)
3. Commit your changes (git commit -am 'Add some feature')
4. Push to the branch (git push origin my-new-feature)
5. Create a new Pull Request

Contributors

• eltony81 - creator and maintainer