cocos_js写文件

var writablePath = jsb.fileUtils.getWritablePath();
writablePath += "cocos/data/";
var fileName = "resultStr_WinNum.js";
this.testModeDataResult_WinNum_Str.push("result:" + tableSyms.join("&").toString() + " winNum:" + winNum);
var fullPath = writablePath + fileName;
jsb.fileUtils.createDirectory(writablePath);
jsb.fileUtils.writeStringToFile(JSON.stringify(this.testModeDataResult_WinNum_Str), fullPath);