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ruby version check

ruby version check

Is there any way for me to force a check for Ruby 1.9 in a file that I require so I get a good error message before the main file is parsed? $ rvm use 1.9.2-head Using ruby 1.9.2 head $ ruby app.rb with apple,butter,flour we can make a great pie here is m

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Ruby是一種為了物件導向而創的簡單快捷的腳本語。它擁有簡單易懂，方便好學的特性，能減少程式設計時候的不必要的瑣碎時間。Ruby語言通常非常直觀，會按照設計者希望的運行方式來執行。 擁有簡單易懂，方便好學的特性。 ...

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