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["フォルダ名：","C:\\Temp"]
[]
[]
["変更前ファイル名","変更後ファイル名、拡張子不要"]
["Y003.txt","Y003"]
["Y004.txt","Y004"]
["Y005.txt","Y005"]
["Y006.txt","Y006"]
["Y007.txt","Y007"]
["Y008.txt","Y008",null,"フォルダ名で指定したフォルダのファイル名の一覧を、変換前ファイル名に記載"]
[]
[]
[]
[]
[]
[]
[]
[]
[]
[]
[]
[]
[null,null,null,"変換後ファイル名に、文字列があれば、そのファイル名に変更される。"]
[null,null,null,"拡張子は変化せず"]