Rails语法错误

Question

这个错误在哪里我看不到它:

news = News.find(:all, :conditions => [":simulation_id => session[:sim_id] AND :created_at > session[:last_login]"])

Answer 1

试试这个:

news = News.find(:all, :conditions => ["simulation_id = ? AND created_at > ?", session[:sim_id], session[:last_login]])