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A comment on Actually using Ed. Parent comment

Re:Actually using Ed by ralph on Sunday June 17, 2012 @08:05AM (#4122771)
sed is great but it's a stream editor; try moving the last line to the start of the file.
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Re:Actually using Ed by tbe on Sunday June 17, 2012 @05:30PM (#4123896)
sed '$G;1h;1!H;$!d'
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Re:Actually using Ed by ralph on Sunday June 17, 2012 @07:19PM (#4124157)
Nice try, but efficiency aside, it breaks.

    $ sed '$G;1h;1!H;$!d' <<<foo | hd
    00000000  66 6f 6f 0a 0a             |foo..|
    00000005
    $
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