Friday, July 12, 2013

[Rails] Re: can't convert Symbol into String

change @post = Post.new(params[:post].permit(:title, :text)) to @post = Post.new(post_params).
you only need use Post.new([methods]) 
[methods] => define on private methods
thats is your strong parameter works..

Pada Minggu, 07 Juli 2013 4:34:53 UTC+7, Josh Swasey menulis:
Hello,

I'm following the tutorial at http://guides.rubyonrails.org/getting_started.html. I got to the point where adding new posts should be functional (the end of 5.7). When I try to submit a post, I receive the error stating "Can't convert Symbol into String". The trace shows:

app/controllers/posts_controller.rb:16:in `post_params'  app/controllers/posts_controller.rb:6:in `create'
This error occurred while loading the following files:     post

The code in my posts_controller.rb file is:
class PostsController < ApplicationController
def new
end
def create
@post = Post.new(params[:post].permit(:title, :text))
 
@post.save
redirect_to @post
end
def show
@post = Post.find(params[:id])
end
private
def post_params
params.require(:post).permit(:title, :text)
end
end

___
Can anyone give me any pointers on why this might be happening? Or is there any other portion of the application what would be helpful to see for troubleshooting?

Thanks.

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