diff options
Diffstat (limited to 'pod/perlpragma.pod')
| -rw-r--r-- | pod/perlpragma.pod | 6 |
1 files changed, 3 insertions, 3 deletions
diff --git a/pod/perlpragma.pod b/pod/perlpragma.pod index 3bdf8b79aa..c43ff493a9 100644 --- a/pod/perlpragma.pod +++ b/pod/perlpragma.pod @@ -128,10 +128,10 @@ overloaded addition. =head1 Implementation details -The optree is shared between threads, which means there is a possibility that -the optree will outlive the particular thread (and therefore interpreter +The optree is shared between threads. This means there is a possibility that +the optree will outlive the particular thread (and therefore the interpreter instance) that created it, so true Perl scalars cannot be stored in the -optree. Instead a compact form is used, which can only store values that are +optree. Instead a compact form is used, which can only store values that are integers (signed and unsigned), strings or C<undef> - references and floating point values are stringified. If you need to store multiple values or complex structures, you should serialise them, for example with C<pack>. |