Ruby on Rails - use a model instance to update a row in ruby on rails- ruby on rails tutorial - rails guides - rails tutorial - ruby rails
use a model instance to update a row in ruby on rails
Let's say you have a User model
class User < ActiveRecord::Base
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Now to update the first_name and last_name of a user with id = 1, you can write the following code.
user = User.find(1)
user.update(first_name: 'Kashif', last_name: 'Liaqat')Clicking "Copy Code" button will copy the code into the clipboard - memory. Please paste(Ctrl+V) it in your destination. The code will get pasted. Happy coding from Wikitechy - ruby on rails tutorial - rails guides - ruby rails - rubyonrails - learn ruby on rails - team
Calling update will attempt to update the given attributes in a single transaction, returning true if successful and false if not.