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prefix_element(+LCOL, ++Index, +Elem)
Prefixes the internal list identified by Index with an Elem.
- LCOL
- A list collection
- Index
- A ground term or number
- Elem
- Term or variable
Description
Complexity O(1)
Modes and Determinism
- prefix_element(+, ++, +) is det
Exceptions
- (5) type error
- LCOL is not a list collection.
- (5) type error
- Index is not a number or is out of range.
- (5) type error
- Index is not ground.
See Also
append_element / 3, append_list / 3, prefix_list / 3