| Constants | 
| public Symfony\Component\Serializer\Encoder\JsonEncoder::FORMAT = 'json' | 
| Methods | 
| public __construct(?Symfony\Component\Serializer\Encoder\JsonEncode $encodingImpl = NULL, ?Symfony\Component\Serializer\Encoder\JsonDecode $decodingImpl = NULL, array $defaultContext = []) | 
| public decode(string $data, string $format, array $context = []) : ?mixed | 
| public encode(?mixed $data, string $format, array $context = []) : string | 
| public supportsDecoding(string $format) : bool | 
| public supportsEncoding(string $format) : bool |