JSON_THROW_ON_ERROR

JSON_THROW_ON_ERROR is one of the accepted parameters for:

• json_encode parameter #2 (optionally as a bitmask)
• json_decode parameter #4 (optionally as a bitmask)

JSON_THROW_ON_ERROR — Throws JsonException if an error occurs instead of setting the global error state that is retrieved with json_last_error and json_last_error_msg. JSON_PARTIAL_OUTPUT_ON_ERROR takes precedence over JSON_THROW_ON_ERROR. Available as of PHP 7.3.0.

JSON_THROW_ON_ERROR = 4194304;