Perl, @chars the same as ($#chars) ?

@chars the same as ($#chars) ?

Author	Message
Owen Coo #1 / 3	@chars the same as ($#chars) ? In the little program below, lines 6 and 7 appear to be equivalent. reading to clarify this point. TIA Owen ----------------------------------------------------------- #!/usr/bin/perl -w #$salt = $chars[rand($#chars)] . $chars[rand($#chars)]; # Line 7 $encrypted = crypt($password, $salt); print "$encrypted\n";
Tue, 04 Nov 2003 17:32:54 GMT

Rafael Garcia-Suar #2 / 3	@chars the same as ($#chars) ? Owen Cook wrote in comp.lang.perl.misc: Quote: } In the little program below, lines 6 and 7 appear to be equivalent. } reading to clarify this point. [snip] -- Rafael Garcia-Suarez / http://rgarciasuarez.free.fr/
Tue, 04 Nov 2003 17:36:04 GMT

Anno Sieg #3 / 3	@chars the same as ($#chars) ? Quote: > In the little program below, lines 6 and 7 appear to be equivalent. Don't jump to conclusions. The equivalence of programs that depend on random numbers is hard to assess. Quote: > reading to clarify this point. You should read about array variables in perlvar. $#chars is the index to the last element of the array. There's a difference of (usually) 1. [most of code snipped] Quote: > #$salt = $chars[rand($#chars)] . $chars[rand($#chars)]; # Line 7 Anno
Tue, 04 Nov 2003 17:44:02 GMT

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