[#BloombergLP-bdld-operator_lt-03]
= xref:BloombergLP.adoc[BloombergLP]::xref:BloombergLP/bdld.adoc[bdld]::operator<
:relfileprefix: ../../
:mrdocs:

Return `true` if value of the specified `lhs` is less than value of the specified `rhs` and `false` otherwise. Value of `lhs` is less than value of `rhs` if error code value of `lhs` is less than error code value of `rhs`, or they have the same error code value and error message value of `lhs` is less than error message value of `rhs`.

== Synopsis

Declared in `<bdld_datumerror.h>`

[source,cpp,subs="verbatim,replacements,macros,-callouts"]
----
bool
operator<(
    xref:BloombergLP/bdld/DatumError.adoc[DatumError] const& lhs,
    xref:BloombergLP/bdld/DatumError.adoc[DatumError] const& rhs);
----


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