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ARGV と gets を併用

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参考: ARGVとgetsの併用 - ぽひゅっとメモ

STDIN#gets を使うと良い

flag = (ARGV[0] == '--hoge')
while line = STDIN.gets
   #  ....
VB,Java,.NET,Unity(C#)とやってきて、今はRubyときどきJavaScriptでサーバサイド中心。2020年は Go言語, TypeScript やっていきたい。
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