Câu hỏi phỏng vấn Ruby on Rails
Câu hỏi

What Do You Mean By Render And Redirect_to ?

Câu trả lời

In Ruby on Rails, render and redirect_to are two different methods used to control the flow of a request-response cycle. Here's what they mean:

render

The render method is used to generate a response to the client. It can be used to render:

  1. Views: render 'view_name' or render :view_name
  2. Partials: render partial: 'partial_name'
  3. JSON or XML: render json: { message: 'Hello' } or render xml: @object
  4. Plain text: render plain: 'This is plain text'

When you use render, Rails will generate a response and send it back to the client without making a new request. The response is generated on the server-side and sent back to the client.

redirect_to

The redirect_to method is used to redirect the client to a different URL. It can be used to redirect to:

  1. An action in the same controller: redirect_to action: 'index'
  2. An action in a different controller: redirect_to controller: 'other_controller', action: 'index'
  3. **A specif...
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