[#absl-c_adjacent_difference-0b]
= xref:absl.adoc[absl]::c_adjacent_difference
:relfileprefix: ../
:mrdocs:

`c_adjacent_difference` overloads

== Synopses

Declared in `<absl/algorithm/container.h>`

Container‐based version of the <numeric> `std::adjacent_difference()` function to compute the difference between each element and the one preceding it and write it to an iterator.


[source,cpp,subs="verbatim,replacements,macros,-callouts"]
----
template<
    typename InputSequence,
    typename OutputIt>
constexpr
OutputIt
xref:absl/c_adjacent_difference-08.adoc[c_adjacent_difference](
    InputSequence const& input,
    OutputIt output_first);
----

[.small]#xref:absl/c_adjacent_difference-08.adoc[_» more..._]#

Overload of `c_adjacent_difference()` for using a binary operation other than subtraction to compute the adjacent difference.


[source,cpp,subs="verbatim,replacements,macros,-callouts"]
----
template<
    typename InputSequence,
    typename OutputIt,
    typename BinaryOp>
constexpr
OutputIt
xref:absl/c_adjacent_difference-03.adoc[c_adjacent_difference](
    InputSequence const& input,
    OutputIt output_first,
    BinaryOp&& op);
----

[.small]#xref:absl/c_adjacent_difference-03.adoc[_» more..._]#

== Return Value

An iterator to the end of the written range in the output.

== Parameters

[cols="1,4"]
|===
| Name| Description
| *input*
| The container whose elements to process.
| *output_first*
| The output iterator receiving the differences.
| *op*
| The binary operation used to compute each difference.
|===


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