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asu126 edited this page Jul 21, 2017 · 2 revisions

启动服务器 $ rails server 控制器可用控制器生成器创建,你要告诉生成器,我想要个名为“welcome”的控制器和一个名为“index”的动作,如下所示: $ rails generate controller welcome index

ruby

http://kaochenlong.com/2015/03/21/attr_accessor/ https://stackoverflow.com/questions/5046831/why-use-rubys-attr-accessor-attr-reader-and-attr-writer

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