Korian Day 1 has been added

pull/283/head
Asabeneh 3 years ago
parent e14526cbd1
commit 6fbdea240c

@ -19,29 +19,29 @@
![Day 5](../images/banners/day_1_9.png)
- [Day 9](#day-9)
- [Higher Order Function](#higher-order-function)
- [Callback](#callback)
- [Returning function](#returning-function)
- [setting time](#setting-time)
- [setInterval](#setinterval)
- [setTimeout](#settimeout)
- [Functional Programming](#functional-programming)
- [forEach](#foreach)
- [map](#map)
- [filter](#filter)
- [reduce](#reduce)
- [every](#every)
- [find](#find)
- [findIndex](#findindex)
- [some](#some)
- [sort](#sort)
- [Sorting string values](#sorting-string-values)
- [Sorting Numeric values](#sorting-numeric-values)
- [Sorting Object Arrays](#sorting-object-arrays)
- [💻 Exercises](#-exercises)
- [Exercises: Level 1](#exercises-level-1)
- [Exercises: Level 2](#exercises-level-2)
- [Exercises: Level 3](#exercises-level-3)
- [Higher Order Function](#higher-order-function)
- [Callback](#callback)
- [Returning function](#returning-function)
- [Setting time](#setting-time)
- [Setting Interaval using a setInterval function](#setting-interaval-using-a-setinterval-function)
- [Setting a time using a setTimeout](#setting-a-time-using-a-settimeout)
- [Functional Programming](#functional-programming)
- [forEach](#foreach)
- [map](#map)
- [filter](#filter)
- [reduce](#reduce)
- [every](#every)
- [find](#find)
- [findIndex](#findindex)
- [some](#some)
- [sort](#sort)
- [Sorting string values](#sorting-string-values)
- [Sorting Numeric values](#sorting-numeric-values)
- [Sorting Object Arrays](#sorting-object-arrays)
- [💻 Exercises](#-exercises)
- [Exercises: Level 1](#exercises-level-1)
- [Exercises: Level 2](#exercises-level-2)
- [Exercises: Level 3](#exercises-level-3)
# Day 9
@ -54,12 +54,12 @@ Higher order functions are functions which take other function as a parameter or
A callback is a function which can be passed as parameter to other function. See the example below.
```js
// a callback function, the function could be any name
// a callback function, the name of the function could be any name
const callback = (n) => {
return n ** 2
}
// function take other function as a callback
// function that takes other function as a callback
function cube(callback, n) {
return callback(n) * n
}
@ -71,7 +71,6 @@ console.log(cube(callback, 3))
Higher order functions return function as a value
```js
// Higher order function returning an other function
const higherOrder = n => {
@ -90,7 +89,6 @@ Let us see were we use call back functions. For instance the _forEach_ method us
```js
const numbers = [1, 2, 3, 4]
const sumArray = arr => {
let sum = 0
const callback = function(element) {
@ -354,8 +352,8 @@ const scores = [
{ name: 'John', score: 100 },
]
const scoresGreaterEight = scores.filter((score) => score.score > 80)
console.log(scoresGreaterEight)
const scoresGreaterEighty = scores.filter((score) => score.score > 80)
console.log(scoresGreaterEighty)
```
```sh

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@ -54,13 +54,14 @@
<small> January, 2020</small>
</sub>
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🇬🇧 [English](./readMe.md)
🇪🇸 [Spanish](./Spanish/readme.md)
🇷🇺 [Russian](./RU/README.md)
KR [Korian](./Korea/README.md)
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