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| use strict; | |
| use Data::Dumper; | |
| sub foo { | |
| my ( $a_ref, $key, $value ) = @_; | |
| eval join('->', '$a_ref', map "{$_}", split /\./, $key) . ' = $value'; | |
| return $a_ref; | |
| } | |
| my $ref = { | |
| foo => { | |
| bar => { | |
| baz => 1, | |
| }, | |
| }, | |
| }; | |
| $ref = foo( $ref, 'foo.bar.baz', 100 ); | |
| warn Dumper $ref; |
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