Q381. How do you determine whether object is frozen or not?
`Object.isFrozen()` method is used to determine if an object is frozen or not.An object is frozen if all of the below conditions hold true, 1. If it is not extensible. 2....
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Q382. What is the popular choice for form handling?
`Formik` is a form library for react which provides solutions such as validation, keeping track of the visited fields, and handling form submission. In detail, You can ca...
Q383. How do you determine two values same or not using object?
The `Object.is()` method determines whether two values are the same value. For example, the usage with different types of values would be, ```javascript Object.is("hello"...
Q384. What are the advantages of formik over redux form library?
Below are the main reasons to recommend formik over redux form library, 1. The form state is inherently short-term and local, so tracking it in Redux (or any kind of Flux...
Q385. What is the purpose of using object is method?
Some of the applications of Object's `is` method are follows, 1. It is used for comparison of two strings. 2. It is used for comparison of two numbers. 3. It is used for ...
Q386. Why are you not required to use inheritance?
In React, it is recommended to use composition over inheritance to reuse code between components. Both Props and composition give you all the flexibility you need to cust...
Q387. How do you copy properties from one object to other?
You can use the `Object.assign()` method which is used to copy the values and properties from one or more source objects to a target object. It returns the target object ...
Q388. Can I use web components in react application?
Yes, you can use web components in a react application. Even though many developers won't use this combination, it may require especially if you are using third-party UI ...
Q389. What are the applications of the assign method?
Below are the some of main applications of `Object.assign()` method, 1. It is used for cloning an object. 2. It is used to merge objects with the same properties.
Q390. What is dynamic import?
You can achieve code-splitting in your app using dynamic import. Let's take an example of addition, 1. **Normal Import** ```javascript import { add } from "./math"; conso...