Q551. Does the const variable make the value immutable?
No, the `const` variable doesn't make the value immutable. But it disallows subsequent assignments(i.e, You can declare with assignment but can't assign another value lat...
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Q552. What are default parameters?
In ES5, we need to depend on logical OR operators to handle default values of function parameters. Whereas in ES6, Default function parameters feature allows parameters t...
Q553. What are template literals?
Template literals or template strings are string literals allowing embedded expressions. These are enclosed by the back-tick (`) character instead of double or single quo...
Q554. How do you write multi-line strings in template literals?
In ES5, you would have to use newline escape characters('\\n') and concatenation symbols(+) in order to get multi-line strings. ```javascript console.log("This is string ...
Q555. How do you share state logic between components using custom hooks?
Custom hooks allow you to **extract and share stateful logic** between components without changing their hierarchy. The state itself is not shared—each component using th...
Q556. What are nesting templates?
The nesting template is a feature supported within template literals syntax to allow inner backticks inside a placeholder ${ } within the template. For example, the below...
Q557. What are tagged templates?
Tagged templates are the advanced form of templates in which tags allow you to parse template literals with a function. The tag function accepts the first parameter as an...
Q558. What are raw strings?
ES6 provides a raw strings feature using the `String.raw()` method which is used to get the raw string form of template strings. This feature allows you to access the raw...
Q559. What are the differences between useEffect and useEvent (experimental)?
`useEvent` is an **experimental hook** (not yet stable in React) designed to solve the problem of creating **stable event handlers** that always access the latest props a...
Q560. What is destructuring assignment?
The destructuring assignment is a JavaScript expression that makes it possible to unpack values from arrays or properties from objects into distinct variables. Let's get ...