<pre name="code" class="cpp">bool AppDelegate::applicationDidFinishLaunching() { auto engine = LuaEngine::getInstance(); //注册cjson LuaStack* stack = engine->getLuaStack(); luaopen_lua_extensions_cjson(stack->getLuaState()); std::vector<std::string> searchPaths; //执行Lua ScriptEngineManager::getInstance()->setScriptEngine(engine); if (engine->executeScriptFile("Main.lua")) { return false; } return true; }
<pre name="code" class="cpp">解析Json local cjson = require "cjson" local sampleJson = [[{"age":"23","testArray":{"array":[8,9,11,14,25]},"Himi":"himigame.com"}]]; --解析json字符串 local data = cjson.decode(sampleJson); --打印json字符串中的age字段 print(data["age"]); --打印数组中的第一个值(lua默认是从0开始计数) print(data["testArray"]["array"][1]);
编码Json local cjson = require "cjson" local retTable = {}; --最终产生json的表 --顺序数值 local intDatas = {}; intDatas[1] = 100; intDatas[2] = "100"; --数组 local aryDatas = {}; aryDatas[1] = {}; aryDatas[1]["键11"] = "值11"; aryDatas[1]["键12"] = "值12"; aryDatas[2] = {}; aryDatas[2]["键21"] = "值21"; aryDatas[2]["键22"] = "值22"; --对Table赋值 retTable["键1"] = "值1"; retTable[2] = 123; retTable["int_datas"] = intDatas; retTable["aryDatas"] = aryDatas; --将表数据编码成json字符串 local jsonStr = cjson.encode(retTable); print(jsonStr); --结果是:{"int_datas":[100,"100"],"2":123,"键1":"值1","aryDatas":[{"键12":"值12","键11":"值11"},{"键21":"值21","键22":"值22"}]}