On 5/5/07, Ken Foskey <[EMAIL PROTECTED]> wrote:
foreach my $child (sort keys( $parent{$pid} )) {
dump_process( $child );
}
Type of arg 1 to keys must be hash (not hash element) at ./visualise.cgi
line 46, near "} )"
That's saying that you're giving the keys() operator a hash element,
but it needs a hash. Is $parent{$pid} a reference to a hash? If so,
you can dereference it as a hash:
keys( %{ $parent{$pid} } )
Now the argument to keys() is the hash whose reference was in $parent{$pid} .
Hope this helps!
--Tom Phoenix
Stonehenge Perl Training
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