trouble with expr
James Van Artsdalen
james at bigtex.UUCP
Sat Mar 5 06:45:21 AEST 1988
In article <717 at yabbie.rmit.oz>, radjg at yabbie.rmit.oz (Jordan Green) writes:
> I have been trying to use expr(C) to do some integer manipulation and find
> that I cannot get the multiplication to work.
> expr 2 * 3
> simply returns
> 2 * 3
I'll bet you're entering
$ expr "2 * 3"
instead of
$ expr 2 "*" 3
The first sees the single argument as a string, whereas the second sees
three arguments and an arithmetic expression.
--
James R. Van Artsdalen ...!uunet!utastro!bigtex!james "Live Free or Die"
Home: 512-346-2444 Work: 328-0282; 110 Wild Basin Rd. Ste #230, Austin TX 78746
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