 enables the consistent and human-friendly serialization</code>&lt;&lt;<code>and deserialization</code>&gt;&gt;` of a Code w/r/t standard streams.</p>
<p >If, when adding a new revision of the code, you add a value to this <code>enum</code>, add it to the end, but ahead of <a class="el" href="namespaceipc_1_1transport_1_1error.html#adfef15ef4e76cc55d652fbd9c2797297a6fba12db09e5bebfaa04f6372c41c2cf" title="SENTINEL: Not an error. This Code must never be issued by an error/success-emitting API; I/O use only..