JavaScript Math Snippets

The JavaScript snippet collection contains a wide variety of ES6 helper functions. It includes helpers for dealing with primitives, arrays and objects, as well as algorithms, DOM manipulation functions and Node.js utilities.

  • Format duration

    Returns the human-readable format of the given number of milliseconds.

    JavaScript, Date · Oct 22, 2020

  • Luhn check

    Implements the Luhn Algorithm, used to validate a variety of identification numbers.

    JavaScript, Math · Jan 30, 2022

  • Tip: Min and max value in a JavaScript array

    When working with numeric arrays in JavaScript, you might find yourself in need of finding the minimum or maximum value. Here's a quick and easy way to do it.

    JavaScript, Array · Nov 6, 2021

  • Number of seconds to ISO format

    Returns the ISO format of the given number of seconds.

    JavaScript, Date · Oct 13, 2021

  • Primes up to given number

    Generates primes up to a given number, using the Sieve of Eratosthenes.

    JavaScript, Math · Dec 28, 2020

  • Digitize number

    Converts a number to an array of digits, removing its sign if necessary.

    JavaScript, Math · Oct 18, 2020

  • Euclidean distance

    Calculates the distance between two points in any number of dimensions.

    JavaScript, Math · Dec 28, 2020

  • Hex to RGB

    Converts a color code to an rgb() or rgba() string if alpha value is provided.

    JavaScript, String · Oct 19, 2020

  • Maximum subarray

    Finds a contiguous subarray with the largest sum within an array of numbers.

    JavaScript, Algorithm · Sep 7, 2022

  • Sum of powers in range

    Calculates the sum of the powers of all the numbers from start to end (both inclusive).

    JavaScript, Math · Oct 22, 2020

  • Arithmetic progression

    Creates an array of numbers in the arithmetic progression, starting with the given positive integer and up to the specified limit.

    JavaScript, Math · Oct 13, 2021

  • Cartesian product

    Calculates the cartesian product of two arrays.

    JavaScript, Math · Dec 29, 2020

  • Powerset

    Returns the powerset of a given array of numbers.

    JavaScript, Math · Sep 27, 2021

  • Partial sum array

    Creates an array of partial sums.

    JavaScript, Math · Jan 30, 2022

  • Mapped array average

    Calculates the average of an array, after mapping each element to a value using the provided function.

    JavaScript, Math · Oct 21, 2020

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