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May 18, 2012 18:37
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RapidXml example parsing beer journal
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<?xml version="1.0" encoding="utf-8"?> | |
<MyBeerJournal> | |
<Brewery name="Founders Brewing Company" location="Grand Rapids, MI"> | |
<Beer name="Centennial" description="IPA" rating="A+" dateSampled="01/02/2011"> | |
"What an excellent IPA. This is the most delicious beer I have ever tasted!" | |
</Beer> | |
</Brewery> | |
<Brewery name="Brewery Vivant" location="Grand Rapids, MI"> | |
<Beer name="Farmhouse Ale" description="Belgian Ale" rating="B" dateSampled="02/07/2015"> | |
This beer is not so good... but I am not that big of a fan of english style ales. | |
</Beer> | |
</Brewery> | |
<Brewery name="Bells Brewery" location="Kalamazoo, MI"> | |
<Beer name="Two Hearted Ale" description="IPA" rating="A" dateSampled="03/15/2012"> | |
Another execllent brew. Two Hearted gives Founders Centennial a run for it's money. | |
</Beer> | |
</Brewery> | |
</MyBeerJournal> |
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#include <string.h> | |
#include <stdio.h> | |
#include <iostream> | |
#include <fstream> | |
#include <vector> | |
#include "rapidxml-1.13/rapidxml.hpp" | |
using namespace rapidxml; | |
using namespace std; | |
int main(void) | |
{ | |
cout << "Parsing my beer journal..." << endl; | |
xml_document<> doc; | |
xml_node<> * root_node; | |
// Read the xml file into a vector | |
ifstream theFile ("beerJournal.xml"); | |
vector<char> buffer((istreambuf_iterator<char>(theFile)), istreambuf_iterator<char>()); | |
buffer.push_back('\0'); | |
// Parse the buffer using the xml file parsing library into doc | |
doc.parse<0>(&buffer[0]); | |
// Find our root node | |
root_node = doc.first_node("MyBeerJournal"); | |
// Iterate over the brewerys | |
for (xml_node<> * brewery_node = root_node->first_node("Brewery"); brewery_node; brewery_node = brewery_node->next_sibling()) | |
{ | |
printf("I have visited %s in %s. ", | |
brewery_node->first_attribute("name")->value(), | |
brewery_node->first_attribute("location")->value()); | |
// Interate over the beers | |
for(xml_node<> * beer_node = brewery_node->first_node("Beer"); beer_node; beer_node = beer_node->next_sibling()) | |
{ | |
printf("On %s, I tried their %s which is a %s. ", | |
beer_node->first_attribute("dateSampled")->value(), | |
beer_node->first_attribute("name")->value(), | |
beer_node->first_attribute("description")->value()); | |
printf("I gave it the following review: %s", beer_node->value()); | |
} | |
cout << endl; | |
} | |
} |
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Excellent example.
Thank you.