Hello,

sort needs to operate on $a and $b not on $_ 
#sorry win quote
perl -wle "@r=({k=>'r'},{k=>'s'},{k=>'t'});print $_->{k} for sort { $a
+->{k} cmp $b->{k} } @r;"
r
s
t

[download]

L*
There are no rules, there are no thumbs..
Reinvent the wheel, then learn The Wheel; may be one day you reinvent one of THE WHEELS.

In reply to Re: Use of uninitialized value in string comparison (cmp) by Discipulus
in thread Use of uninitialized value in string comparison (cmp) by Random_Walk

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