Q11. Why we need to be careful when spreading props on DOM elements?
When we _spread props_ we run into the risk of adding unknown HTML attributes, which is a bad practice. Instead we can use prop destructuring with `...rest` operator, so ...
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Q12. What is the data flow followed by props?
All props follows a one-way-down binding between the child property and the parent one. i.e, When the parent property is updated then that latest prop value will be passe...
Q13. What are non prop attributes?
A non-prop attribute is an attribute that is passed to a component, but does not have a corresponding prop defined. For example, If you are using a 3rd-party custom-input...
Q14. Describe about validations available for props?
Vue provides validations such as types, required fields, default values along with customized validations. You can provide an object with validation requirements to the v...
Q15. Do Hooks replace render props and higher order components?
Both render props and higher-order components render only a single child but in most of the cases Hooks are a simpler way to serve this by reducing nesting in your tree.
Q16. How do you access props in attribute quotes?
React (or JSX) doesn't support variable interpolation inside an attribute value. The below representation won't work: ```jsx harmony ``` But you can put any JS expression...
Q17. How to conditionally apply class attributes?
You shouldn't use curly braces inside quotes because it is going to be evaluated as a string. ```jsx harmony ``` Instead you need to move curly braces outside (don't forg...
Q18. Why can't you update props in React?
The React philosophy is that props should be _immutable_(read only) and _top-down_. This means that a parent can send any prop values to a child, but the child can't modi...
Q19. How to pass params to `history.push` method in React Router v4?
While navigating you can pass props to the `history` object: ```javascript this.props.history.push({ pathname: "/template", search: "?name=sudheer", state: { detail: resp...
Q20. How to format date using React Intl?
The `injectIntl()` higher-order component will give you access to the `formatDate()` method via the props in your component. The method is used internally by instances of...