[EMAIL PROTECTED] wrote:
"John W. Krahn"
[ Please TRIM your posts! ]
[EMAIL PROTECTED] wrote:
Does anyone know the answer to:
I took away the + from the print and I had some errors, why is the +
infront of the split needed in Perl?
I looked in my programming perl and could not find it.
perldoc -f print
> ok in perldoc print it states:
>
> If FILEHANDLE is a variable and the next token is a term, it may me
> intrepreted as an operator unless you interpose a "+" .
>
> so in the code :
>
> while (<FOO>) {
>
> ....code
> ...code
> print +(split)[2], $, ;
> }
>
> FOO is my filehandle and it is considered a variable meaning $_ right?
> so the next token a term, would be what? print split or [2] ???
>
> a term meaning a unary term?
> and what exactly does interpose mean?
>
> thanks for the perldoc!
See also the "Symbolic Unary Operators" and "Named Unary Operators" sections
of perlop.pod.
perldoc perlop
John
--
use Perl;
program
fulfillment
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