[#BloombergLP-bdlc-operator_minus-09]
= xref:BloombergLP.adoc[BloombergLP]::xref:BloombergLP/bdlc.adoc[bdlc]::operator‐
:relfileprefix: ../../
:mrdocs:

Return the number of elements between `lhs` and `rhs`.

== Synopsis

Declared in `<bdlc_packedintarray.h>`

[source,cpp,subs="verbatim,replacements,macros,-callouts"]
----
template<class TYPE>
std::ptrdiff_t
operator‐(
    xref:BloombergLP/bdlc/PackedIntArrayConstIterator.adoc[PackedIntArrayConstIterator<TYPE>] const& lhs,
    xref:BloombergLP/bdlc/PackedIntArrayConstIterator.adoc[PackedIntArrayConstIterator<TYPE>] const& rhs);
----

== Description

The behavior is undefined unless `lhs` and `rhs` reference the same array.

== Specializations

[cols="1,4"]
|===
| Name| Description
| xref:BloombergLP/bdlc/operator_minus-05.adoc[`operator‐<>`] 
| Return the signed distance between two iterators (see free `operator‐`).
|===


== Return Value

signed distance from `rhs` to `lhs`

== Parameters

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


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