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authorArseny Kapoulkine <arseny.kapoulkine@gmail.com>2015-04-08 21:44:16 -0700
committerArseny Kapoulkine <arseny.kapoulkine@gmail.com>2015-04-08 21:44:16 -0700
commit65e90b2d7a86383243e380b2658fad26dce370f0 (patch)
tree95f418c94216831b595a98f2e56768a6bdcbdab9 /docs/samples/xpath_query.cpp
parent084ecd454a06d6da0304d0b7ccde8e8917b1ea26 (diff)
docs: Add docs folder from master
Diffstat (limited to 'docs/samples/xpath_query.cpp')
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1 files changed, 36 insertions, 0 deletions
diff --git a/docs/samples/xpath_query.cpp b/docs/samples/xpath_query.cpp
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+#include "pugixml.hpp"
+
+#include <iostream>
+#include <string>
+
+int main()
+{
+ pugi::xml_document doc;
+ if (!doc.load_file("xgconsole.xml")) return -1;
+
+// tag::code[]
+ // Select nodes via compiled query
+ pugi::xpath_query query_remote_tools("/Profile/Tools/Tool[@AllowRemote='true']");
+
+ pugi::xpath_node_set tools = query_remote_tools.evaluate_node_set(doc);
+ std::cout << "Remote tool: ";
+ tools[2].node().print(std::cout);
+
+ // Evaluate numbers via compiled query
+ pugi::xpath_query query_timeouts("sum(//Tool/@Timeout)");
+ std::cout << query_timeouts.evaluate_number(doc) << std::endl;
+
+ // Evaluate strings via compiled query for different context nodes
+ pugi::xpath_query query_name_valid("string-length(substring-before(@Filename, '_')) > 0 and @OutputFileMasks");
+ pugi::xpath_query query_name("concat(substring-before(@Filename, '_'), ' produces ', @OutputFileMasks)");
+
+ for (pugi::xml_node tool = doc.first_element_by_path("Profile/Tools/Tool"); tool; tool = tool.next_sibling())
+ {
+ std::string s = query_name.evaluate_string(tool);
+
+ if (query_name_valid.evaluate_boolean(tool)) std::cout << s << std::endl;
+ }
+// end::code[]
+}
+
+// vim:et