From e300701d3fd1b4f6bcd41c0caf92d2a820db0e5b Mon Sep 17 00:00:00 2001 From: "arseny.kapoulkine@gmail.com" Date: Wed, 10 Jul 2013 04:47:25 +0000 Subject: docs: XPath select_single_node sample checks return value for clarity git-svn-id: http://pugixml.googlecode.com/svn/trunk@949 99668b35-9821-0410-8761-19e4c4f06640 --- docs/samples/xpath_select.cpp | 7 ++++--- 1 file changed, 4 insertions(+), 3 deletions(-) diff --git a/docs/samples/xpath_select.cpp b/docs/samples/xpath_select.cpp index c098bd1..51ede61 100644 --- a/docs/samples/xpath_select.cpp +++ b/docs/samples/xpath_select.cpp @@ -10,17 +10,18 @@ int main() //[code_xpath_select pugi::xpath_node_set tools = doc.select_nodes("/Profile/Tools/Tool[@AllowRemote='true' and @DeriveCaptionFrom='lastparam']"); - std::cout << "Tools:"; + std::cout << "Tools:\n"; for (pugi::xpath_node_set::const_iterator it = tools.begin(); it != tools.end(); ++it) { pugi::xpath_node node = *it; - std::cout << " " << node.node().attribute("Filename").value(); + std::cout << node.node().attribute("Filename").value() << "\n"; } pugi::xpath_node build_tool = doc.select_single_node("//Tool[contains(Description, 'build system')]"); - std::cout << "\nBuild tool: " << build_tool.node().attribute("Filename").value() << "\n"; + if (build_tool) + std::cout << "Build tool: " << build_tool.node().attribute("Filename").value() << "\n"; //] } -- cgit v1.2.3