Link_to Jun 13th, 2016 8:34 pm 1 2 #index.erb <%= link_to "Re", new_msg_path( :user => msg.name ) %> http://192.168.1.220/msgs/new?user=icps user = params[:user] 1 2 #new.erb <%= f.input :name, input_html: { :value => @user } %>