Modern shells tend to understand that if $# is zero, "$@" (in quotes) should evaporate entirely. But the first Bourne shell I used would make "$@" an empty string when $# was zero. Thus the need for ${1+"$@"}.

Bleh.

    -- Chip Salzenberg, Free-Floating Agent of Chaos

In reply to Re: (tye)Re: Confusing 'eval' code by chip
in thread Confusing 'eval' code by ask_chinna

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