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fhem.pl: avoid PERL WARNING in ReadingsNum

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git-svn-id: https://svn.fhem.de/fhem/trunk@6777 2b470e98-0d58-463d-a4d8-8e2adae1ed80
This commit is contained in:
rudolfkoenig 2014-10-18 05:25:57 +00:00
parent f4e30d9f91
commit d51f9aa5bc
1 changed files with 4 additions and 2 deletions
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6
fhem/fhem.pl
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@ -3348,9 +3348,11 @@ ReadingsVal($$$)
sub
ReadingsNum($$$)
{
{
my ($d,$n,$default) = @_;
return ReadingsVal($d,$n,$default)+0;
my $val = ReadingsVal($d,$n,$default);
$val =~ s/[^-\.\d]//g;
return $val;
}
sub