extra-set 3.0.16
Install from the command line:
Learn more about npm packages
$ npm install @nodef/extra-set@3.0.16
Install via package.json:
"@nodef/extra-set": "3.0.16"
About this version
A set is a collection of unique values.
📦 NPM,
:smiley_cat: GitHub,
:running: RunKit,
:vhs: Asciinema,
:moon: Minified,
:scroll: Files,
:newspaper: JSDoc,
:blue_book: Wiki.
Methods look like:
-
concat(): doesn't modify the map itself (pure). -
concat$(): modifies the map itself (update).
Methods as separate packages:
-
@extra-set/concat: use rollup to bundle this es module. -
@extra-set/concat.min: use in browser (browserify, uglify-js).
Stability: Experimental.
const set = require("extra-set");
// import * as set from "extra-set";
// import * as set from "https://unpkg.com/[email protected]/index.mjs"; (deno)
var x = new Set([1, 2, 3, 4, 5]);
var y = new Set([2, 4]);
set.difference(x, y);
// Set(3) { 1, 3, 5 }
var x = new Set([1, 2, 3]);
var y = new Set([3, 4]);
set.isDisjoint(x, y);
// false
var x = new Set([1, 2, 3, 4]);
var y = new Set([3, 4, 5, 6]);
set.symmetricDifference(x, y);
// Set(4) { 1, 2, 5, 6 }
var x = new Set([1, 2, 3]);
[...set.subsets(x)];
// [
// Set(0) {},
// Set(1) { 1 },
// Set(1) { 2 },
// Set(2) { 1, 2 },
// Set(1) { 3 },
// Set(2) { 1, 3 },
// Set(2) { 2, 3 },
// Set(3) { 1, 2, 3 }
// ]| Method | Action |
|---|---|
| is | Checks if value is set. |
| add | Adds value to set. |
| remove | Deletes a value. |
| size | Gets size of set. |
| head | Gets first value. |
| take | Keeps first n values only. |
| shift | Removes first value. |
| from | Creates a set from values. |
| concat | Appends values from sets. |
| flat | Flattens nested set to given depth. |
| chunk | Breaks set into chunks of given size. |
| filterAt | Gets set with given values. |
| map | Updates values based on map function. |
| filter | Keeps values which pass a test. |
| reduce | Reduces values to a single value. |
| range | Finds smallest and largest entries. |
| count | Counts values which satisfy a test. |
| partition | Segregates values by test result. |
| cartesianProduct | Lists cartesian product of sets. |
| some | Checks if any value satisfies a test. |
| union | Gives values present in any set. |
| intersection | Gives values present in both sets. |
| difference | Gives values of set not present in others. |
| symmetricDifference | Gives values not present in both sets. |
| isDisjoint | Checks if sets have no common values. |
| value | Picks an arbitrary value. |
| entry | Picks an arbitrary entry. |
| subset | Picks an arbitrary subset. |
| isEmpty | Checks if set is empty. |
| isEqual | Checks if two sets are equal. |
| compare | Compares two sets. |
| find | Finds a value passing s test. |
| scanWhile | Finds first value not passing a test. |
