SuperRangeObject

class SuperRangeObject()

Defines a consistent interface for each of the range object types to inherit from, provides some array methods.

Methods

filter

SuperRangeObject.filter(...args)

Converts range to an Array and then calls filter(…args) on it.

Arguments
  • args (any()) – Same args as you would pass to Array#filter

Example

const rangeObject = new RangeObject(0, 10);
const filtered = rangeObject.filter((num) => num % 2 === 0);
// [ 0, 2, 4, 6, 8, 10 ]

slice

SuperRangeObject.slice(start=0, end)

Generate array from range starting at value start and ending at value end via nthValue.

Arguments
  • start (number()) – index to start slice

  • end (number()) – index to end slice, return rest of array if not provided.

Example:

const rangeObject = new RangeObject(0, 10);
const sliced = rangeObject.slice(0, 5);
// [ 0, 1, 2, 3, 4 ]