Indexable <T, Index>

A type Indexable is a type with values that can be indexed by a number.

Hierarchy

• Indexable
  • Enumerable

Index

Constructors

• constructor

Properties

• indexType

Methods

• at
• indexOf
• range
• rangeSize

Constructors

constructor

constructor:

Properties

indexType

indexType: Index extends number ? number : Index extends bigint ? bigint : never

Index type

Methods

at

• at(index: Index): Option<T>

• Returns the value at the index

indexOf

• indexOf(value: T): Option<Index>

• Returns the integer index of a value

range

• range(start: T, end: T): Range<T>

• Returns an Iterable starting from start to end. If start or end is not in range then returns an empty iterable.

rangeSize

• rangeSize(start: T, end: T): Index

• Returns the size of a range. If start or end is not in range then returns 0.