libjson | 易学教程

How to get json values after json_tokener_parse()?

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问题 I have the following code #include <stdio.h> #include <stdlib.h> #include <stddef.h> #include <string.h> #include <json/json.h> int main(int argc, char **argv) { json_object *new_obj; char buf[] = "{ \"foo\": \"bar\", \"foo2\": \"bar2\", \"foo3\": \"bar3\" }" new_obj = json_tokener_parse(buf); printf("The value of foo is %s" /*What I have to put here?*/); printf("The value of foo2 is %s" /*What I have to put here?*/); printf("The value of foo3 is %s" /*What I have to put here?*/); json_object

Mac OS X下使用C++ JSON库

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1. 下载C++ JSON库 http://sourceforge.net/projects/jsoncpp/files/ 2. 下载scons http://sourceforge.net/projects/scons/files/scons/2.1.0/scons-2.1.0.tar.gz/download 3. 解压scons-2.1.0.tar.gz tar -zvxf scons-2.1.0.tar.gz 4. 进入到解压目录scons-2.1.0下面，执行命令： sudo python setup.py install 5. 解压jsconcpp tar -zvxf jsoncpp-src-0.5.0.tar.gz 6. 进入到jsoncpp解压目录下，执行命令： sudo scons platform=linux-gcc 7. 可以将/jsoncpp-src-0.5.0/include/目录下的json文件夹拷贝到/usr/include/，将jsoncpp-src-0.5.0/libs/linux-gcc-4.9.1/目录下的libjson_linux-gcc-4.9.1_libmt.a 拷贝到/usr/local/lib/下，并为了方便使用，将其重命名为libjson.a。或者在g++编译时手动添加。 8. 测试代码： 1 #include <iostream>

How to create a libJSON library?

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问题 I downloaded C++ libJSON from this link: And they suggest me to use it as a library. How can I create library using the code they have provided? 回答1: you must have installed g++ and make in console/terminal just compile it type make , it will produce libjson.a which is static libary. When you create you C/C++ program you can link it with it g++ -l libjson.a and in your code include libJSON.h header file. #include "libJSON.h" and you can use all functions from that header file. On windows you

Cannot Install libjson in c++ Embedding in XCode 4 Project

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问题 I simply cannot figure out how to get libjson installed as part of my c++ project. I've been through everything online. Am embedding this in my project. First I tried this Moved the libjson directory into my project Commented out: #define JSON_LIBRARY Ran make Added #include "libjson/libjson.h" Project builds ok.. Added the following to my main.cpp file: JSONNode n = libjson::parse(json); Build fails with two errors: Undefined symbols for architecture x86_64: "JSONWorker::parse(std::basic

creating a libjson library to link to xcode

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问题 I apologize in advance for the possibly noobish question but I could not find the answer to this anywhere on the internet or SO for the past few days of looking. I'm trying to create a c++ project in xcode and I want to use libjson to parse my json work. Unfortunately, I have been unable to get the environment load it. I tried the directions and looked through the make file. I ran make install and tried flicking various switches here and there in the make file. I basically tried to follow

Using libjson in a C++ project

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问题 I'm trying to use libjson within a C++ project and the docs tell me to just "add libjson's source to your project, comment JSON_LIBRARY in the JSONOptions.h file and any C++ compiler should compile it." Being quite new to C++ and all that, how exactly am I supposed to do that (not using any IDE)? Should I just #include the libjson.h file and that's it? Shouldn't I reference libjson somehow in my call to g++ when compiling my project? thx in advance 回答1: You have to: One, #include <libjson.h>

How to create a libJSON library?

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I downloaded C++ libJSON from this link : And they suggest me to use it as a library. How can I create library using the code they have provided? you must have installed g++ and make in console/terminal just compile it type make , it will produce libjson.a which is static libary. When you create you C/C++ program you can link it with it g++ -l libjson.a and in your code include libJSON.h header file. #include "libJSON.h" and you can use all functions from that header file. On windows you must Install MinGW (GNU utilities for Windows), or IDE like DevC++ or Code::Blocks (Code::Blocks use MinGW)