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-rw-r--r--Xerl/XML/Element.pm2
-rw-r--r--Xerl/XML/Reader.pm4
2 files changed, 3 insertions, 3 deletions
diff --git a/Xerl/XML/Element.pm b/Xerl/XML/Element.pm
index d18e0b5..0867841 100644
--- a/Xerl/XML/Element.pm
+++ b/Xerl/XML/Element.pm
@@ -41,7 +41,7 @@ sub params_str($) {
my Xerl::XML::Element $self = $_[0];
my $params = $self->get_params();
- return if $params eq '';
+ return undef if $params eq '';
return join '', map { " $_=\"" . $params->{$_} . '"' } keys %$params;
}
diff --git a/Xerl/XML/Reader.pm b/Xerl/XML/Reader.pm
index aeb8c74..c5ab2d3 100644
--- a/Xerl/XML/Reader.pm
+++ b/Xerl/XML/Reader.pm
@@ -17,7 +17,7 @@ use Xerl::XML::Element;
use Xerl::XML::SAXHandler;
sub open($) {
- my Xerl::XML::Reader $self = $_[0];
+ my Xerl::XML::Reader $self = shift;
if ( -f $self->get_path() ) {
return 0;
@@ -28,7 +28,7 @@ sub open($) {
}
sub parse() {
- my Xerl::XML::Reader $self = $_[0];
+ my Xerl::XML::Reader $self = shift;
my $sax_handler = Xerl::XML::SAXHandler->new();
my $parser = XML::SAX::ParserFactory->parser( Handler => $sax_handler );