This gem provides easy way to restrict numeric input to input fields using jquery and integrates with Rails asset pipeline for easy of use.

Add this line to your application's Gemfile:

gem 'allow_numeric'

And then execute:

$ bundle

Or install it yourself as:

$ gem install allow_numeric

//= require allow_numeric

and restart rails server.

<%= form_for @person do |f| %>
  ..
  ..
  <%= f.label :phone %>:
  <%= f.text_field :phone, data: { numeric: true } %><br />

  <%= f.submit %>
<% end %>

Bug reports and pull requests are welcome on GitHub at https://github.com/abhikanojia/allow_numeric.

The gem is available as open source under the terms of the MIT License.

Everyone interacting in the AllowNumeric project’s codebases, issue trackers, chat rooms and mailing lists is expected to follow the code of conduct.