w10schools
Login Register
  • Home
  • Tutorials
    • HTML, CSS
      • HTML, HTML5
      • CSS, CSS3
    • XML
    • JavaScript, AJAX
    • PHP
    • Ruby on Rails
      • Ruby
      • Rails
    • ASP.NET
      • ASP
      • C# .NET
    • Java
      • JSP
    • Databases
      • MySQL
      • MSSQL Server
      • Oracle
    • Web Server
      • Windows
      • Linux
      • Apache
      • IIS
    • Design
      • Dreamweaver
      • Flash
      • Photoshop
      • Fireworks
      • CorelDRAW
      • Illustrator
  • References
    • HTML
      • Bootstrap
    • CSS
      • CSS Selectors
      • Sass
    • JavaScript
    • Mobile Apps
      • Cordova
    • Ruby on Rails
      • Ruby
      • Rails
    • PHP
      • Function
      • Language
      • CodeIgniter
      • Phalcon
      • PHPUnit
      • Symfony
      • Drupal
      • Yii
      • Laravel
    • Perl
      • Perl
    • Python
      • Python
      • Django
      • NumPy
      • Pandas
      • scikit-image
      • scikit-learn
      • Statsmodels
      • Matplotlib
    • Lua
      • Lua
    • C, C++
      • C
      • C++
    • Server
      • Docker
      • Apache HTTP Server
      • Nginx
    • Database
      • PostgreSQL
    • Big Data
      • TensorFlow
    • Game Development
      • Phaser
      • LÖVE
  • Articles
    • News
    • General
      • Website Promotion
      • Online Advertising
      • Make Money Online
    • Editorials
    • Interviews
    • Web Roundups
  • Resources
    • Design
      • Fonts
      • Graphics
      • Vectors
      • Templates
      • UI (User Interface)
      • Brushes
      • Patterns, Backgrounds
      • Textures
    • Web Development
      • HTML, CSS
      • XML
      • JavaScript, AJAX
      • Ruby on Rails
      • PHP
      • Java
      • .NET
      • Python
      • Perl
      • Flash
    • Mobile Application Development
      • Mobile Development Tools
      • Swift
    • Online Services
      • Online Storage
      • Web Hosting
  • Tools
    • Generators
Edit
In Place Editing Advanced Editing
  • References
  • Ruby on Rails
  • Ruby
  • Classes
  • Gem
  • Gem::Requirement

none?

none?()
Instance Public methods

FIX: maybe this should be using default ?

Links:
  • https://github.com/ruby/ruby/blob/952beb5ff4a866a012fb646bf598ae112acdfb82/lib/rubygems/requirement.rb#L128
doc_ruby_on_rails
doc_ruby_on_rails
2025-01-10 15:47:30
Comments
Leave a Comment

Please login to continue.

Popular Articles
none? enum.none? [{ |obj| block }] â true or false Instance Public methods Passes each element of the collection to the given block. The me
None None The sole value of the type NoneType. None is frequently used to represent the absence of a value, as when default arguments are not passed to
none? none?() Instance Public methods FIX: maybe this should be using default ?
none none() Instance Public methods Returns a chainable relation with zero records. The returned relation implements the Null Object pattern.
if_none_match if_none_match() Instance Public methods


Return to View
  • Facebook
  • Tweet
  • Digg it
  • Stumbleupon
  • Delicious
  • Plus Share

Designed by : w10schools

service@w10schools.com

Our Partners: aeeble – Providing content publishing and search solutions