jsoncpp/example/readFromStream/readFromStream.cpp
dota17 e9ccbe0145 Create an example directory and add some code examples. (#944)
* update example directory

* modify some compile error.

* update with clang-format

* update

* update

* add_definitions("../include/json")

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# Date:      Wed Jul 10 21:26:16 2019 +0800
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# On branch code_example
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# Changes to be committed:
#	modified:   example/CMakeLists.txt
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* change CMakeLists.txt

* update streamWrite.cpp

* update

* Update readFromStream.cpp

* fix typo
2019-09-17 13:30:00 -07:00

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C++

#include "json/json.h"
#include <fstream>
#include <iostream>
/** \brief Parse from stream, collect comments and capture error info.
* Example Usage:
* $g++ readFromStream.cpp -ljsoncpp -std=c++11 -o readFromStream
* $./readFromStream
* // comment head
* {
* // comment before
* "key" : "value"
* }
* // comment after
* // comment tail
*/
int main(int argc, char* argv[]) {
Json::Value root;
std::ifstream ifs;
ifs.open(argv[1]);
Json::CharReaderBuilder builder;
builder["collectComments"] = true;
JSONCPP_STRING errs;
if (!parseFromStream(builder, ifs, &root, &errs)) {
std::cout << errs << std::endl;
return EXIT_FAILURE;
}
std::cout << root << std::endl;
return EXIT_SUCCESS;
}