Source Code File 13-03_moredata
13-03_moredata.c
#include <stdio.h> #include <stdlib.h> #include <json-c/json.h> int main() { json_object *newobj,*newdata; const char b_name[] = "isReal"; const char d_name[] = "iq"; const char i_name[] = "age"; const char n_name[] = "smell"; const char s_value[] = "Arthur Grockmeister"; const char s_name[] = "username"; const char *jstring; newobj = json_object_new_object(); if( newobj==NULL ) { fprintf(stderr,"Unable to create object\n"); exit(1); } puts("New object created:"); /* bool */ newdata = json_object_new_boolean( (json_bool)0 ); json_object_object_add(newobj,b_name,newdata); /* double */ newdata = json_object_new_double(212.0); json_object_object_add(newobj,d_name,newdata); /* int */ newdata = json_object_new_int(59); json_object_object_add(newobj,i_name,newdata); /* null */ json_object_object_add(newobj,n_name,NULL); /* string */ newdata = json_object_new_string(s_value); json_object_object_add(newobj,s_name,newdata ); jstring = json_object_to_json_string_ext( newobj, JSON_C_TO_STRING_PRETTY ); puts(jstring); return(0); }
Output
New object created:
{
"isReal":false,
"iq":212.0,
"age":59,
"smell":null,
"username":"Arthur Grockmeister"
}
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