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Re^4: Contents of @_ using subroutine signatures with default values (flag)

by LanX (Sage)
on Jul 14, 2020 at 10:21 UTC ( #11119292=note: print w/replies, xml ) Need Help??


in reply to Re^3: Contents of @_ using subroutine signatures with default values (flag)
in thread Contents of @_ using subroutine signatures with default values

> See this p5p post for more details.

Thanks Dave, I will.

... this will be a longer read this evening. OO

On a side note: I was fascinated to learn (rediscover ?), that a call &sub without arguments has full access to the callers @_.

use strict; use warnings; use Data::Dump qw/pp dd/; sub foo { warn pp \@_; push @_,@_+1 } sub tst { &foo; &foo; &foo; warn pp \@_; } tst(1);

-*- mode: compilation; default-directory: "d:/exp/" -*- Compilation started at Tue Jul 14 12:21:10 C:/Perl_524/bin\perl.exe -w d:/exp/access_@_.pl [1] at d:/exp/access_@_.pl line 7. [1, 2] at d:/exp/access_@_.pl line 7. [1, 2, 3] at d:/exp/access_@_.pl line 7. [1 .. 4] at d:/exp/access_@_.pl line 15. Compilation finished at Tue Jul 14 12:21:10

Cheers Rolf
(addicted to the Perl Programming Language :)
Wikisyntax for the Monastery

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