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| author | Zefram <zefram@fysh.org> | 2011-09-09 23:27:16 +0100 |
|---|---|---|
| committer | Zefram <zefram@fysh.org> | 2011-09-09 23:30:02 +0100 |
| commit | e1dccc0d34a90e3511bfed596be9d78128ca7ee7 (patch) | |
| tree | 1e72ad2098f66ac1c59debfc46c00d1013fc0a9f /pod/perldata.pod | |
| parent | 0b31f5359876e6c0b203006714db218d7b441cd1 (diff) | |
| download | perl-e1dccc0d34a90e3511bfed596be9d78128ca7ee7.tar.gz | |
remove index offsetting ($[)
$[ remains as a variable. It no longer has compile-time magic.
At runtime, it always reads as zero, accepts a write of zero, but dies
on writing any other value.
Diffstat (limited to 'pod/perldata.pod')
| -rw-r--r-- | pod/perldata.pod | 8 |
1 files changed, 0 insertions, 8 deletions
diff --git a/pod/perldata.pod b/pod/perldata.pod index f34979cef1..6d0fa0b21f 100644 --- a/pod/perldata.pod +++ b/pod/perldata.pod @@ -251,14 +251,6 @@ which return whatever they feel like returning.) The following is always true: X<array, length> - scalar(@whatever) == $#whatever - $[ + 1; - -Version 5 of Perl changed the semantics of C<$[>: files that don't set -the value of C<$[> no longer need to worry about whether another -file changed its value. (In other words, use of C<$[> is deprecated.) -So in general you can assume that -X<$[> - scalar(@whatever) == $#whatever + 1; Some programmers choose to use an explicit conversion so as to |