Farid Hajji: Perl - Einführung, Anwendungen, Referenz
2., aktualisierte und erweiterte Auflage
Addison-Wesley Longman, ISBN 3-8273-1535-2
package-scope.pl
#!/usr/local/bin/perl -w
# package-scope.pl -- Gueltigkeitsbereich von Packages
print __PACKAGE__, "\n";
if (1) {
package privmyfunc;
print " ", __PACKAGE__, "\n";
{
package nested;
print " ", __PACKAGE__, "\n";
}
print " ", __PACKAGE__, "\n";
package privotherfunc;
print " ", __PACKAGE__, "\n";
}
print __PACKAGE__, "\n";
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