[#bsl-operator_eq-0ae7]
= xref:bsl.adoc[bsl]::operator==
:relfileprefix: ../
:mrdocs:

Compare an optional object with a value for equality.

== Synopsis

Declared in `<bslstl_optional.h>`

[source,cpp,subs="verbatim,replacements,macros,-callouts"]
----
template<
    class t_LHS_TYPE,
    class t_RHS_TYPE>
constexpr
bool
operator==(
    t_LHS_TYPE const& lhs,
    xref:bsl/optional-072.adoc[bsl::optional<t_RHS_TYPE>] const& rhs);
----

== Return Value

`true` if `lhs` and `rhs` have the same value, and `false` otherwise

== Parameters

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


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