frenchRoast, decaf];varcoffeeSizes = [small, medium, large];// build new objects that are combinations of the above// and put them into a new arrayvarcoffees = coffeeTypes.reduce(function(previous, current) {varnewCoffee = coffeeSizes.map(function(mixin) {// `plusmix` function for funct...
Usingfor loopwith index assigned with initial number and increment by 1 until end of the number, and add an index to an array. Here is an example to create an array of sequence numbers from 1 to 50. varnumbers=[];for(vari=1;i<=50;i++) {numbers.push(i);}console.log(numbers); ...
Finally, you can pass a third "step" argument, if you want to change the gap between numbers: Copy to clipboard range(0, 6, 2); // [0, 2, 4] range(10, 12, 0.5); // [10, 10.5, 11, 11.5] You'll notice that the array produced is inclusive of the starting number, but excl...
// program to generate range of numbers and characters function* iterate(a, b) { for (let i = a; i <= b; i += 1) { yield i } } function range(a, b) { if(typeof a === 'string') { let result = [...iterate(a.charCodeAt(), b.charCodeAt())].map(n => String.fromCh...
functiongenerateArrayOfNumbers(numbers){return[...Array(numbers).keys()].slice(1)}varnumbers=generateArrayOfNumbers(10);document.getElementById('numbers').innerHTML=numbers; Output 1,2,3,4,5,6,7,8,9 If you find this post useful, please let me know in the comments below. ...
Note : Use ordinal numbers to tell their position. Click me to see the solution 16. Find Leap Years in Range Write a JavaScript program to find the leap years in a given range of years. Click me to see the solution 17. Shuffle Array ...
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reduce() 方法对数组中的每个元素按序执行一个提供的 reducer 函数,每一次运行 reducer 会将先前元素的计算结果作为参数传入,最后将其结果汇总为单个返回值。
// Sort the Array points.sort(function(a, b){returnb-a}); Try it Yourself » Find the lowest value: // Create an Array constpoints = [40,100,1,5,25,10]; // Sort the numbers in ascending order points.sort(function(a, b){returna-b}); ...
chance.js - Random generator helper in JavaScript. Can generate numbers, strings etc. odometer - Smoothly transitions numbers with ease. accounting.js - A lightweight JavaScript library for number, money and currency formatting - fully localisable, zero dependencies. money.js - A tiny (1kb) Jav...