#contents *Install&Setup [#y05d363e] :Step.1| Check if the rails has already been installed. $ rails --version :Step.2| If the rails has not been installed yet, execute the following command $ gem install rails :Step.3| *HowToUse [#p499ff68] :Step.1| xxx *Contributer [#la69134c] S.Yatsuzuka *Open Discussion [#kaa9d587] If you have questions or comments, please share them below. We will improve the above information referring to your posting. #article