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New Features in ES6 Fat Arrow Functionconst getNumber = () => 1; const getArray = () => [1, 2, 3]; const getObject = () => ({a: 1, b: 2, c: 3}); const withParam = (payload) => payload;Object Manipulationconst {a, b} = result; const {data: {a, b}} = result; const firstObj = {a, b}; (Same as {a: a, b:b}) const secondObj = {c, d}; const mergeObj = { ...firstObj, ...secondObj};Async Function(Promise)const isTrue = (pay.. 더보기
React Hooks React v16.8에 React Hooks라는 기능이 추가가 되었다. 이 기능은 기존 state 기능을 Functional component에서도 가져다 사용할 수 있는 기능이다.기본 사용법은 아래와 같다.import React, { useState } from 'react'; function Example() { // Declare a new state variable, which we'll call "count" const [count, setCount] = useState(0); return ( You clicked {count} times setCount(count + 1)}> Click me );}기존에 이와같은 기능을 구현하려면 class component를 만들어 해당 클래스 내의 stat.. 더보기
Trait As of PHP 5.4.0, PHP implements a method of code reuse called Traits. It is useful in single inheritance languages.Trait is similar class, but only it make to group functionality. For example, you need same functions in two absolutely different class.At that time declare that functions as trait and use it in your class. Like this.. The getRetuntType and getReturnDescription functions not declare.. 더보기

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