JSON
Using U++ JSON support functions and classes
main.cpp
#include "Core/Core.h"
using namespace Upp;
CONSOLE_APP_MAIN
{
StdLogSetup(LOG_COUT|LOG_FILE);
String s = LoadFile(GetDataFile("test.json"));
Value js = ParseJSON(s)[0];
DUMP(js);
DUMP(js["age"]);
Value phone_number = js["phoneNumber"];
DUMP(phone_number);
DUMP(phone_number.GetCount());
for(int i = 0; i < phone_number.GetCount(); i++) {
DUMP(phone_number[i]["type"]);
DUMP(phone_number[i]["number"]);
}
DUMP(AsJSON(js, true));
DUMP(AsJSON(js));
LOG("- Partial parsing");
DUMP(s);
CParser p2(s);
try {
p2.PassChar('[');
if(!p2.Char(']')) {
do {
DUMP(ParseJSON(p2)["firstName"]);
}
while(p2.Char(','));
p2.PassChar(']');
}
}
catch(CParser::Error) {
LOG("invalid JSON");
}
LOG("- Composing JSON using support classes");
Json json;
json
("firstName", "Andrew")
("secondName", "Smith")
("age", 28)
("address", Json("streetAddress", "23 3rd Street")("city", "New York"))
;
JsonArray pn;
pn << Json("type", "home")("number", "12312345")
<< Json("type", "work")("number", "87126388");
json("phoneNumber", pn);
DUMP(~json);
DUMP(AsJSON(ParseJSON(~json), true));
}
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