9.1 Hash revision. 9.2 Variable types in PERL ScalarArrayHash $number -3.54 $string "hi\n" @array %hash => $array[0] $hash{key}
![9.1 Hash revision. 9.2 Variable types in PERL ScalarArrayHash $number -3.54 $string "hi\n" @array %hash => $array[0] $hash{key}](https://static.fdocuments.in/doc/330x215/56649d4e5503460f94a2cf18/91-hash-revision-92-variable-types-in-perl-scalararrayhash-number-354.jpg)
