$LAST_READ_LINE -> String | nil[permalink][rdoc][edit] [added by English]-
$_ の別名
1 e 2 f 3 g 4 h 5 i # end of a.txt ruby -rEnglish -ne'p $LAST_READ_LINE' a.txt #=> "1 e\n" "2 f\n" "3 g\n" "4 h\n" "5 i\n"
$LAST_READ_LINE -> String | nil[permalink][rdoc][edit] [added by English]
$_ の別名
1 e 2 f 3 g 4 h 5 i # end of a.txt ruby -rEnglish -ne'p $LAST_READ_LINE' a.txt #=> "1 e\n" "2 f\n" "3 g\n" "4 h\n" "5 i\n"