On Sun, Feb 15, 2004 at 08:26:08PM +0100, Benjamin Walkenhorst wrote:
> Is there a function to find out if a given value exists in an array?
>
> What I think of is something like &has_element([EMAIL PROTECTED], $value), which
> should return either a boolean value or the index containing the value
> (undef if $value is not found).
> I'm sure something like this exists. Or do I need to write this myself?
Something close exists. I think I'd probably code it as:
use List::Util "first";
sub has_element
{
my ($array, $value) = @_;
first { $_ eq $value } @$array
}
--
Paul Johnson - [EMAIL PROTECTED]
http://www.pjcj.net
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