NYIMI Jose (BMB) wrote: > perldoc -f length > > #!/usr/bin/perl -w > use strict; > > my $num=123; > my $match=length($num); > print "$match\n"; # should print 3 > > __END__ > > José. > > >> -----Original Message----- >> From: David Gilden [mailto:[EMAIL PROTECTED] >> Sent: Wednesday, March 12, 2003 5:09 PM >> To: [EMAIL PROTECTED] >> Subject: getting the number of characters >> >> >> Hello, >> >> I am looking for the $num to treated as a string and get the >> number of characters, in this case I am look for 3 to be returned. >> >> Later I want to use this number to pad a string with zeros.... >> Thanks! Dave If you want to pad with zeroes then I assume you mean as leading zeroes, then use sprintf/printf "%05d", $num will place as 00123 or -00123. You use the 0 as part of the command%05d to tell sprintf/printf to use leading zeros. If you only do %5d then it is space leading. Wags ;) >> >> #!/usr/bin/perl -w >> >> $num =123; >> >> ($match) = ($num =~ m/(\d)/); > >> >> >> print "$match \n"; # should print 3 >> >> __END__ >>
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