Effective Perl Programming – write better, more idiomatic Perl
Perl v5.26 adds the experimental declared_refs feature that expands on the experimental refaliasing feature from v5.22. As with all experimental features, this may change or disappear according to perlpolicy.
Continue reading “Mix assignment and reference aliasing with declared_refs”
Perl v5.22’s experimental refaliasing feature adds the ability to alias a named variable to another named variable, or alias a named variable to a reference. This doesn’t copy the data; you end up with another named variable for the same data. As with all such features, the details and syntax may change or the feature may be removed all together (according to perlpolicy). Update: Also see v5.26’s declared_refs experimental feature.
Continue reading “Create named variable aliases with ref aliasing”