所以，我的模型上的创建操作有效，但它不会将javascript视图发送回浏览器。我经历了堆栈跟踪，发现了问题（我认为））
Rendered posts/create.js.erb (51.0ms)
Completed 500 Internal Server Error in 1173ms
ActionView::Template::Error (undefined method `escape_javaScript' for #<#<Class:0x4924020>:0x491c598>):
1: $('body').html("<h1><%= escape_javaScript(@post.title) %></h1>").append("<%= escape_javaScript(@post.content) %>");
app/views/posts/create.js.erb:1:in `_app_views_posts_create_js_erb__102872654_38327136'
app/controllers/posts_controller.rb:45:in `create'
Rendered C:/Ruby192/lib/ruby/gems/1.9.1/gems/actionpack-3.1.1/lib/action_dispatch/middleware/templates/rescues/_trace.erb (4.0ms)
Rendered C:/Ruby192/lib/ruby/gems/1.9.1/gems/actionpack-3.1.1/lib/action_dispatch/middleware/templates/rescues/_request_and_response.erb (3.0ms)
Rendered C:/Ruby192/lib/ruby/gems/1.9.1/gems/actionpack-3.1.1/lib/action_dispatch/middleware/templates/rescues/template_error.erb within rescues/layout (54.0ms)
rails 3.1不支持'escape_javascript'吗？