IterableExt<T>  extension 
 
- on
- 
          - Iterable<T> 
 
- Iterable<
Properties
- firstOrNull → T?
- 
      Available on Iterable< The first element, orT> , provided by the IterableExt extensionnullif the iterable is empty.no setter
        Available on Iterable<
null if the iterable is empty.