Source Code File 10-02_jsonoutput

10-02_jsonoutput.c

#include <stdio.h>
#include <stdlib.h>
#include <json-c/json.h>

int main()
{
    const char filename[] = "sample.json";
    json_object *jdata;
    const char *jstring;

    jdata = json_object_from_file(filename);
    if( jdata==NULL )
    {
        fprintf(stderr,"Unable to process %s\n",filename);
        exit(1);
    }

    jstring = json_object_to_json_string(jdata);
    puts(jstring);

    return(0);
}

Output

{ "firstName": "Simon", "middleName": "Bar", "lastName": "Sinister", "address": { "street": "123 Evil Ave.", "city": "Bigtown", "state": "New York", "zip": "12345" }, "isCartoon": true, "IQ": 213.5, "phones": [ { "type": "lab", "number": "212 555-1234" }, { "type": "mobile", "number": "868 555-1234" } ], "assistant": "Cad Lackey", "spouse": null, "favorite numbers": [ 2, 13, 23, 66 ] }

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