Re: How to find if a key exist in hash?

[EMAIL PROTECTED] wrote: %a = ( "a" => 1, "b" => 2, "c" => 3 ); $searchKey = "a"; print "Found $searchKey" if defined($a{$searchKey}); Try that with this hash: my %a = ( a => undef, b => undef, c => undef, ); defined() does not tell you if a key exists. perldoc -f exists Jo

Re: How to find if a key exist in hash?

%a = ( "a" => 1, "b" => 2, "c" => 3 ); $searchKey = "a"; print "Found $searchKey" if defined($a{$searchKey}); - This mail is from: <[EMAIL PROTECTED]> - -- To unsubscribe, e-mail: [EMAIL PROTECTED] For additiona

RE: How to find if a key exist in hash?

> -Original Message- > From: Edward Wijaya [mailto:[EMAIL PROTECTED] > Sent: Wednesday, September 29, 2004 12:17 PM > To: [EMAIL PROTECTED] > Subject: How to find if a key exist in hash? > > > Hi, > > I have the following code, > and I know it is HORRIBLE. > > I wonder if I can do it

Re: How to find if a key exist in hash?

Edward Wijaya wrote: Subject: How to find if a key exist in hash? There is a builtin Perl function for the purpose. -- Gunnar Hjalmarsson Email: http://www.gunnar.cc/cgi-bin/contact.pl -- To unsubscribe, e-mail: [EMAIL PROTECTED] For additional commands, e-mail: [EMAIL PROTECTED]