[#BloombergLP-bdld-operator_lt-09e]
= xref:BloombergLP.adoc[BloombergLP]::xref:BloombergLP/bdld.adoc[bdld]::operator&lt;
:relfileprefix: ../../
:mrdocs:

Return `true` if value of the specified `lhs` is less than value of the specified `rhs` and `false` otherwise&period;

== Synopsis

Declared in `&lt;bdld&lowbar;datumudt&period;h&gt;`

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

== Description

Value of `lhs` is less than value of `rhs` if data value of `lhs` is less than data value of `rhs`, or they have the same data value and type value of `lhs` is less than type value of `rhs`&period;

== Return Value

`true` if `lhs` is less than `rhs`, and `false` otherwise

== Parameters

[cols="1,4"]
|===
| Name| Description
| *lhs*
| left&hyphen;hand operand
| *rhs*
| right&hyphen;hand operand
|===


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