In Chrome version ^72 if I run the following JavaScript there are no errors.  { prop: p } = { prop: 'prop' } >> { prop: 'prop' }   So the line of code is interpreted as an expression statement, unexpectedly.  But if I run the sa...
I am working with an immutable object that I need to add subtract an array of values from.  I know it's possible using ES6 destructing with the following.  const {countries, remainder} = someObj // {countries:...,languages:..., ...keys};   This w...
Let's say i have this component,  export default function Xyz(props) {    ... }  If i use object destructing,  export default function Xyz({x, y, z}) {    ... }   I want know that if i use the destructing method for every method for every functio...
I am trying to extract variables using object destructuring but those variables already exist, something like this  const x=1, y=2 // Those should be 1 and 2 const {x,y} = complexPoint const point = {x,y}   Is there any way to do this without renamin...
I have a scenario, where I receive an obj from a promise, and need to add some keys of this object to another object. For example:  // Received from promise object_1 = {     name: 'SH' };  // Want to add object_1.name to object_2  object_2 =...
I'm trying to spread an Error so that I can alter the error without affecting the original error.    const error = new Error('Error test');  const freeError = {...error}; console.log(error, freeError);     But the outp...
I have an object like this:  obj = {'id': 1, a: [1, 2, 3]}   I want to destructure and get the array a from obj  arr = {...obj.a}   I get:  {0: 1, 1: 2, 2: 3}   which is not an array  How to get the array itself ?...
I want to know how to use destructured multiple arguments given to a function when both parameters are of same type. For example, consider I have the following code:  var items = [   { name: 'Edward', value: 21 },   { name: 'Sharpe',...

Tags

Recent Questions

Top Questions

Home Tags Terms of Service Privacy Policy DMCA Contact Us

©2020 All rights reserved.