[#BloombergLP-bdlb-operator_le-01]
= xref:BloombergLP.adoc[BloombergLP]::xref:BloombergLP/bdlb.adoc[bdlb]::operator<=
:relfileprefix: ../../
:mrdocs:

Return `true` if the specified `lhs` is ordered before the specified `rhs` nullable wrapper or `lhs` and `rhs` have the same value, and `false` otherwise. (See `operator<` and `operator==`.) Note that this operator returns `!(rhs < lhs)`.

== Synopsis

Declared in `<bdlb_nullablevalueref.h>`

[source,cpp,subs="verbatim,replacements,macros,-callouts"]
----
template<
    class LHS_TYPE,
    class RHS_TYPE>
bool
operator<=(
    LHS_TYPE const& lhs,
    xref:BloombergLP/bdlb/ConstNullableValueRef.adoc[ConstNullableValueRef<RHS_TYPE>] const& rhs);
----


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