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in reply to Help with simple calculator script.

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Re: Re: Help with simple calculator script.
by sauoq (Abbot) on Oct 24, 2003 at 22:29 UTC

    The problem with Juerd's is that it offers no error checking. This one does: 

    perl -ple'$_=eval||$@||0'

    [download]

    For example: 

    $ perl -ple'$_=eval'
1/0

    [download]
    vs. 
    $ perl -ple'$_=eval||$@||0'
1/0
Illegal division by zero at (eval 1) line 2, <> line 1.

    [download]

    -sauoq
"My two cents aren't worth a dime.";
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