## Generic-function: SB-SEQUENCE:ITERATOR-ELEMENT
[![package](https://img.shields.io/badge/Package-SB--SEQUENCE-5f9ea0.svg?style=social&colorA=999999)](../) [![type](https://img.shields.io/badge/Type-Generic--Function-5f9ea0.svg?style=social&colorA=999999)](../#generic-function) 

> Destructively modifies SEQUENCE by replacing the sequence element
> associated to position of ITERATOR with NEW-VALUE.

### Lambda list
```cl
(sb-impl::new-value sequence sb-impl::iterator)
```