Filter

[source]

Adapter native Array.filter for apop

Arguments

condition(Function): function(currentValue:Element, index:Number, arr:Array)

Returns

(Function): Returns Function that return new filtered Array.

Examples:

let ap = require('apop/ap');
ap.filter(i => i > 2)([1, 2, 3, 4, 5, [6, 7, 8, 9, 10]])
// => [3, 4, 5]

let filter = require('apop/ap/filter');
filter(i => i > 2)([1, 2, 3, 4, 5, [6, 7, 8, 9, 10]])
// => [3, 4, 5]

let ap = require('apop/ap');
ap.recursive(ap.filter(i => i > 2 && i < 8))([1, 2, 3, 4, 5, [6, 7, 8, 9, 10]])
// => [3, 4, 5, [7, 8]]

Interactive Example:

let ap = require('apop/ap');
let formula = ap(
    ap.filter(currentValue => currentValue < 4), // => [3, 2, 1]
    ap.sort((a, b) => a - b) // => [1, 2, 3]
);

formula([5, 4, 3, 2, 1])
// => [1, 2, 3]