Easy Expression Eval (eeeval)

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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