slice

func Average(items []float64) (float64, error)

func AverageOr(items []float64, defaultValue float64) float64

func Chunk[T any](items []T, size int) [][]T

func Concat[T any](slices [][]T) []T

func Contains[K comparable](items []K, value K) bool

func Filter[T any](items []T, predicate func(T) bool) []T

func Find[T any](items []T, predicate func(T) bool) (T, error)

func FindIndex[T any](items []T, predicate func(T) bool) int

func FindLast[T any](items []T, predicate func(T) bool) (T, error)

func FindLastOr[T any](items []T, predicate func(T) bool, defaultValue T) T

func FindOr[T any](items []T, predicate func(T) bool, defaultValue T) T

func First[T any](items []T) (T, error)

func FirstOr[T any](items []T, defaultValue T) T

func Get[T any](items []T, index int) (T, error)

func GetOr[T any](items []T, index int, defaultValue T) T

func GroupBy[T any, K comparable](items []T, keyFunc func(T) K) map[K][]T

func IndexOf[K comparable](items []K, value K) int

func Last[T any](items []T) (T, error)

func LastOr[T any](items []T, defaultValue T) T

func Map[T any, R any](items []T, transform func(T) R) []R

func Max[K cmp.Ordered](items []K) (K, error)

func MaxOr[K cmp.Ordered](items []K, defaultValue K) K

func Min[K cmp.Ordered](items []K) (K, error)

func MinOr[K cmp.Ordered](items []K, defaultValue K) K

func Partition[T any](items []T, predicate func(T) bool) ([]T, []T)

func PopFirst[T any](items []T) (T, []T, error)

func PopLast[T any](items []T) (T, []T, error)

func Reject[T any](items []T, predicate func(T) bool) []T

func Reverse[T any](items []T) []T

func Skip[T any](items []T, n int) []T

func SkipLast[T any](items []T, n int) []T

func Sum[K cmp.Ordered](items []K) K

func Take[T any](items []T, n int) []T

func TakeLast[T any](items []T, n int) []T

func Unique[K comparable](items []K) []K