list.md

list Module

List helpers.

Functions

• is_empty(lst [T]) -> bool: Returns true when list has no elements.
• contains(lst [T], item T) -> bool: Returns true if item exists in list.
• index_of(lst [T], item T) -> int: Returns index of item or -1.
• push(lst [T], item T) -> null: Appends item to the list.
• pop(lst [T]) -> T | error: Removes and returns the last element.
• first(lst [T]) -> T | error: Returns first element.
• last(lst [T]) -> T | error: Returns last element.
• insert(lst [T], idx int, item T) -> null: Inserts at index.
• remove(lst [T], idx int) -> T | error: Removes at index.
• slice(lst [T], start int, end int) -> [T]: Returns a slice.
• reverse(lst [T]) -> [T]: Returns a reversed copy.
• sort(lst [T]) -> [T] | error: Sorts int, float, or str lists.

Example

load list
nums = [3, 1, 2]
list.sort(nums)?
out(nums)