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
  • Rails
  • Classes
  • ActiveRecord
  • ActiveRecord::Persistence

new_record?

new_record?()
Instance Public methods

Returns true if this object hasn't been saved yet â that is, a record for the object doesn't exist in the database yet; otherwise, returns false.

Links:
  • https://github.com/rails/rails/blob/abb92690ee7c3e447427963ad6000526908c1e53/activerecord/lib/active_record/persistence.rb#L68
doc_ruby_on_rails
doc_ruby_on_rails
2025-01-10 15:47:30
Comments
Leave a Comment

Please login to continue.

Popular Articles
record record(*command, &block) Instance Public methods record command. command should be a method name and arguments. For example: recorde
record.real record.real real part of scalar
search_record search_record() Instance Public methods Search record used by RDoc::Generator::JsonIndex
record.itemset() record.itemset() Not implemented (virtual attribute) Class generic exists solely to derive numpy scalars from, and possesses, albeit unimplemente
Active Record Declaring Active Record Classes Connecting to Databases Querying Data Accessing Data Saving Data Deleting Data Active Record Life Cycles Working with


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