Search results for "module:Data::COW"
Data::COW - clone deep data structures copy-on-write
Data::COW makes copies of data structures copy-on-write, or "lazily". So if you have a data structure that takes up ten megs of memory, it doesn't take ten megs to copy it. Even if you change part of it, Data::COW only copies the parts that need to b...
LPALMER/Data-COW-0.02 - 13 Mar 2005 17:29:56 UTC
Data::Reuse - share constant values with Data::Alias
By default, Perl doesn't share literal ( 0, 'foo' , "bar" ) values. That's because once a literal value is stored in variable (a container), the contents of that container can be changed. Even if such a container is marked "read-only" (e.g. with a mo...
LNATION/Data-Reuse-0.11 - 09 Nov 2019 15:28:12 UTC
Data::Overlay - merge/overlay data with composable changes
Basic Idea The overlay functions can be used to apply a group of changes (also called an overlay) to a data structure, non-destructively, returning a shallow-ish copy with the changes applied. "Shallow-ish" meaning shallow copies at each level along ...
BOWMANBS/Data-Overlay-0.54 - 19 Mar 2012 07:00:28 UTC