[#bsl-basic_string-0fb-insert-01] = xref:bsl.adoc[bsl]::xref:bsl/basic_string-0fb.adoc[basic_string<char>]::insert :relfileprefix: ../../ :mrdocs: Insert the specified `character` at the specified `position` in this string, and return an iterator providing modifiable access to the inserted character. The behavior is undefined unless `position` is a valid iterator on this string. == Synopsis Declared in `<bslstl_string.h>` [source,cpp,subs="verbatim,replacements,macros,-callouts"] ---- xref:bsl/basic_string-0fb/iterator.adoc[iterator] insert( xref:bsl/basic_string-0fb/const_iterator.adoc[const_iterator] position, char character); ---- [.small]#Created with https://www.mrdocs.com[MrDocs]#