[#operator_eq-0ae]
= operator==
:mrdocs:

Tests whether a big integer equals a 64‐bit value.

== Synopsis

Declared in `<arith_uint256.h>`

[source,cpp,subs="verbatim,replacements,macros,-callouts"]
----
bool
operator==(
    xref:base_uint-02.adoc[base_uint] const& a,
    uint64_t b);
----

== Return Value

True if `a` equals `b,` otherwise false.

== Parameters

[cols="1,4"]
|===
| Name| Description
| *a*
| The big integer operand.
| *b*
| The 64‐bit operand.
|===


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