Opened by bianca at 2013-04-24 11:25
User since
2003-08-04
12208 Artikel
Admin1
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2003-08-04
12208 Artikel
Admin1
wer wirklich neugierig ist (und das sollte man als programmierer):
Code: (dl
)
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$ perl -wE'
my $v = v5.2.0;
say ord for split //, $v;
use Devel::Peek;
Dump $v;'
5
2
0
SV = PVMG(0x1fca8c0) at 0x1fd26e0
REFCNT = 1
FLAGS = (PADMY,SMG,RMG,POK,pPOK)
IV = 0
NV = 0
PV = 0x1fcb820 "\5\2\0"\0
CUR = 3
LEN = 16
MAGIC = 0x1fd50e0
MG_VIRTUAL = &PL_vtbl_vstring
MG_TYPE = PERL_MAGIC_vstring(V)
MG_LEN = 6
MG_PTR = 0x1fd96d0 "v5.2.0"
Always code as if the guy who ends up maintaining your code will be a violent psychopath who knows where you live. -- Damian Conway in "Perl Best Practices"
lesen:
Wie frage ich & perlintro brian's Leitfaden für jedes Perl-Problem
lesen:
Wie frage ich & perlintro brian's Leitfaden für jedes Perl-Problem