I mean why would I want to push a subroutine to an array?

To create a list of actions to take once the program has finished being configured. These actions can be executed as followed: 

$_->() for @actions;

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In reply to Re: Getopt::Long. forms => sub { push( @actions, \&dump_forms ); }, by ikegami
in thread Getopt::Long. forms => sub { push( @actions, \&dump_forms ); }, by gctaylor1

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