It eliminates two calls to close and allows some lexical variables ($input_h and $output_h) to live in a smaller scope.

Indent it however you like; this ain't Python.

perl -E'sub Monkey::do{say$_,for@_,do{($monkey=[caller(0)]->[3])=~s{::}{ }and$monkey}}"Monkey say"->Monkey::do'

In reply to Re^3: modifying a file with regex! by tobyink
in thread modifying a file with regex! by rna_follower

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