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33_readingsGroup.pm: fixed warning for undef value in val2nu

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git-svn-id: https://svn.fhem.de/fhem/trunk@8780 2b470e98-0d58-463d-a4d8-8e2adae1ed80
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justme1968
2015-06-19 22:09:52 +00:00
parent eabff40c74
commit aa66e4810f
1 changed files with 3 additions and 3 deletions
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6
fhem/FHEM/33_readingsGroup.pm
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@@ -255,7 +255,7 @@ rgVal2Num($)
{
my ($num) = @_;
$num =~ s/[^-\.\d]//g;
$num =~ s/[^-\.\d]//g if( defined($num) );
return $num;
}
@@ -271,7 +271,7 @@ lookup($$$$$$$$$)
my $READING = $reading;
my $VALUE = $value;
my $NUM = $VALUE;
$NUM =~ s/[^-\.\d]//g;
$NUM =~ s/[^-\.\d]//g if( defined($NUM) );
my $ROW = $row;
my $m = eval $mapping;
if( $@ ) {
@@ -333,7 +333,7 @@ lookup2($$$$;$$)
my $READING = $reading;
my $VALUE = $value;
my $NUM = $VALUE;
$NUM =~ s/[^-\.\d]//g;
$NUM =~ s/[^-\.\d]//g if( defined($NUM) );
my $ROW = $row;
my $COLUMN = $column;
my $l = eval $lookup;