PERLREF(1) Perl Programmers Reference Guide PERLREF(1)

PERLREF(1) Perl Programmers Reference Guide PERLREF(1) # PERLREF(1) Perl Programmers Reference Guide PERLREF(1) NNAAMMEE # perlref - Perl references and nested data structures NNOOTTEE # This is complete documentation about all aspects of references. For a shorter, tutorial introduction to just the essential features, see perlreftut. DDEESSCCRRIIPPTTIIOONN # Before release 5 of Perl it was difficult to represent complex data structures, because all references had to be symbolic--and even then it was difficult to refer to a variable instead of a symbol table entry. ...