<?php var_dump(json_validate("null")); var_dump(json_validate("false")); var_dump(json_validate("true")); var_dump(json_validate("")); var_dump(json_decode("null", JSON_THROW_ON_ERROR)); var_dump(json_decode("false", JSON_THROW_ON_ERROR)); var_dump(json_decode("true", JSON_THROW_ON_ERROR)); var_dump(json_decode("", JSON_THROW_ON_ERROR));
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