[#BloombergLP-bslstl-operator_minus-08]
= xref:BloombergLP.adoc[BloombergLP]::xref:BloombergLP/bslstl.adoc[bslstl]::operator‐
:relfileprefix: ../../
:mrdocs:

Subtraction operators

== Synopses

Declared in `<bslstl_randomaccessiterator.h>`

Return an iterator `rhs` positions before `lhs`.


[source,cpp,subs="verbatim,replacements,macros,-callouts"]
----
template<
    class T,
    class ITER_IMP,
    class TAG_TYPE>
xref:BloombergLP/bslstl/RandomAccessIterator.adoc[bslstl::RandomAccessIterator<T, ITER_IMP, TAG_TYPE>]
xref:BloombergLP/bslstl/operator_minus-02.adoc[operator‐](
    xref:BloombergLP/bslstl/RandomAccessIterator.adoc[RandomAccessIterator<T, ITER_IMP, TAG_TYPE>] const& lhs,
    std::ptrdiff_t rhs);
----

[.small]#xref:BloombergLP/bslstl/operator_minus-02.adoc[_» more..._]#

Return the distance from `rhs` to `lhs`.


[source,cpp,subs="verbatim,replacements,macros,-callouts"]
----
template<
    class T1,
    class T2,
    class ITER_IMP,
    class TAG_TYPE>
std::ptrdiff_t
xref:BloombergLP/bslstl/operator_minus-0b.adoc[operator‐](
    xref:BloombergLP/bslstl/RandomAccessIterator.adoc[RandomAccessIterator<T1, ITER_IMP, TAG_TYPE>] const& lhs,
    xref:BloombergLP/bslstl/RandomAccessIterator.adoc[RandomAccessIterator<T2, ITER_IMP, TAG_TYPE>] const& rhs);
----

[.small]#xref:BloombergLP/bslstl/operator_minus-0b.adoc[_» more..._]#

== Return Value

* iterator `rhs` positions before `lhs`
* the distance from `rhs` to `lhs`

== Parameters

[cols="1,4"]
|===
| Name| Description
| *lhs*
| iterator to regress from
| *rhs*
| number of positions to regress
|===


[.small]#Created with https://www.mrdocs.com[MrDocs]#