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⟩ Does Perl have reference type?

Yes. Perl can make a scalar or hash type reference by using backslash operator.

For example

$str = "here we go"; # a scalar variable

$strref = $str; # a reference to a scalar

@array = (1..10); # an array

$arrayref = @array; # a reference to an array

Note that the reference itself is a scalar.

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