insert
fun insert(list: SList, data: <Error class: unknown class>? = null, position: <Error class: unknown class>): SList
Inserts a new element into the list at the given position.
Return
the new start of the #GSList
Parameters
list
a #GSList
data
the data for the new element
position
the position to insert the element. If this is negative, or is larger than the number of elements in the list, the new element is added on to the end of the list.