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(C) Using JSON StringOf with Non-String MembersSee more JSON ExamplesIf a JSON member is a boolean, integer, or null, usingStringOf will return its string representation.
#include <C_CkJsonObject.h> void ChilkatSample(void) { HCkJsonObject json; const char *a; const char *b; const char *c; int ival; BOOL bval; BOOL hasNull; // Create JSON with members of different data types. json = CkJsonObject_Create(); CkJsonObject_UpdateInt(json,"a",123); CkJsonObject_UpdateBool(json,"b",TRUE); CkJsonObject_UpdateNull(json,"c"); CkJsonObject_putEmitCompact(json,FALSE); printf("%s\n",CkJsonObject_emit(json)); // Resulting JSON: // { // "a": 123, // "b": true, // "c": null // } a = CkJsonObject_stringOf(json,"a"); printf("%s\n",a); b = CkJsonObject_stringOf(json,"b"); printf("%s\n",b); c = CkJsonObject_stringOf(json,"c"); printf("%s\n",c); // Output // 123 // true // null // If you want to get the integer, boolean, or null value // you need to use the methods matching the data type ival = CkJsonObject_IntOf(json,"a"); bval = CkJsonObject_BoolOf(json,"b"); hasNull = CkJsonObject_IsNullOf(json,"c"); CkJsonObject_Dispose(json); } |
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