cJSON的创建

目标文本

{
    "glossary":    {
        "title":    "example glossary",
        "GlossDiv":    {
            "title":    "S",
            "GlossList":    {
                "GlossEntry":    {
                    "ID":    "SGML",
                    "SortAs":    "SGML",
                    "GlossTerm":    "Standard Generalized Markup Language",
                    "Acronym":    "SGML",
                    "Abbrev":    "ISO 8879:1986",
                    "GlossDef":    {
                        "para":    "A meta-markup language, used to create markup languages such as DocBook.",
                        "GlossSeeAlso":    ["GML", "XML"]
                    },
                    "GlossSee":    "markup"
                }
            }
        }
    }
}

//创建根对象
    CJSON *root=CJSON_CreateObject();
    CJSON *glossary=CJSON_AddObjectToObject(root,"glossary");
    CJSON_AddStringToObject(glossary,"title","example glossary");
    CJSON *GlossDiv=CJSON_AddObjectToObject(glossary,"GlossDiv");
    CJSON_AddStringToObject(GlossDiv,"title","S");
    CJSON *GlossList=CJSON_AddObjectToObject(GlossDiv,"GlossList");
    CJSON *GlossEntry=CJSON_AddObjectToObject(GlossList,"GlossEntry");
    CJSON_AddStringToObject(GlossEntry,"ID","SGML");
    CJSON_AddStringToObject(GlossEntry,"SortAs","SGML");
    CJSON_AddStringToObject(GlossEntry,"GlossTerm","Standard Generalized Markup Language");
    CJSON_AddStringToObject(GlossEntry,"Acronym","SGML");
    CJSON_AddStringToObject(GlossEntry,"Abbrev","ISO 8879:1986");
    CJSON *GlossDef=CJSON_AddObjectToObject(GlossEntry,"GlossDef");
    CJSON_AddStringToObject(GlossEntry,"GlossSee","markup");
    CJSON_AddStringToObject(GlossDef,"para","A meta-markup language, used to create markup languages such as DocBook.");
    CJSON *GlossSeeAlso=CJSON_AddArrayToObject(GlossDef,"GlossSeeAlso");
    CJSON_AddItemToArray(GlossSeeAlso,CJSON_CreateString("GML"));
    CJSON_AddItemToArray(GlossSeeAlso,CJSON_CreateString("XML"));
    printf("%s",CJSON_Print(root));
    FILE *fp=fopen("test.json","w+");
    fprintf(fp,"%s",CJSON_Print(root));
    fclose(fp);