[#bsl-deque-0c-push_back-00] = xref:bsl.adoc[bsl]::xref:bsl/deque-0c.adoc[deque]::push_back :relfileprefix: ../../ :mrdocs: Append to the back of this deque a copy of the specified `value`. This method offers full guarantee of rollback in case an exception is thrown. This method requires that the (template parameter) `VALUE_TYPE` be `copy‐constructible` (see {Requirements on `VALUE_TYPE`}). == Synopsis Declared in `<bslstl_deque.h>` [source,cpp,subs="verbatim,replacements,macros,-callouts"] ---- void push_back(VALUE_TYPE const& value); ---- [.small]#Created with https://www.mrdocs.com[MrDocs]#