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Diffstat (limited to 'pod/perldiag.pod')
| -rw-r--r-- | pod/perldiag.pod | 12 |
1 files changed, 12 insertions, 0 deletions
diff --git a/pod/perldiag.pod b/pod/perldiag.pod index 688e847085..0084f9c6da 100644 --- a/pod/perldiag.pod +++ b/pod/perldiag.pod @@ -1105,6 +1105,18 @@ times more than it has returned. This probably indicates an infinite recursion, unless you're writing strange benchmark programs, in which case it indicates something else. +=item defined(@array) is deprecated (and not really meaningful) + +(D) defined() is not usually useful on arrays because it checks for an +undefined I<scalar> value. If you want to see if the array is empty, +just use C<if (@array) { # not empty }> for example. + +=item defined(%hash) is deprecated (and not really meaningful) + +(D) defined() is not usually useful on hashes because it checks for an +undefined I<scalar> value. If you want to see if the hash is empty, +just use C<if (%hash) { # not empty }> for example. + =item Delimiter for here document is too long (F) In a here document construct like C<E<lt>E<lt>FOO>, the label |