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Unicode C

JSON Add Large Integer or Double

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Demonstrates how to add a large number (larger than what can be held in an integer), or a double/float value to a JSON document.

Chilkat Unicode C Downloads

Unicode C
#include <C_CkJsonObjectW.h>

void ChilkatSample(void)
    {
    HCkJsonObjectW json;
    int index;

    json = CkJsonObjectW_Create();

    // To add a large integer, use AddNumberAt.

    // (an index of -1 indicates append).
    index = -1;
    CkJsonObjectW_AddNumberAt(json,index,L"bignum",L"8239845689346587465826345892644873453634563456");

    // Do the same for a double..
    CkJsonObjectW_AddNumberAt(json,index,L"double",L"-153634.295");

    CkJsonObjectW_putEmitCompact(json,FALSE);
    wprintf(L"%s\n",CkJsonObjectW_emit(json));

    // Output:

    // 	{
    // 	  "bignum": 8239845689346587465826345892644873453634563456,
    // 	  "double": -153634.295
    // 	}


    CkJsonObjectW_Dispose(json);

    }