Michael Kavanagh wrote:
>
> Hi there,
Hello,
> This is probably a simple one...
>
> in a loop like this:
>
> for (@answer) {
> #do something ...
> }
>
> I understand that for each iteration of the loop, $_ contains the value of
> $answer[current iteration].
> But is there a default variable I can use to get the current index value?
No, Perl doesn't provide a variable for this but it is fairly easy to
do.
for my $iterator ( 0 .. $#answer ) {
#do something with $answer[$iterator]
}
Or you can use the C style of for loop.
for ( my $iterator = 0; $iterator < @answer; ++$iterator ) {
#do something with $answer[$iterator]
}
John
--
use Perl;
program
fulfillment
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