Q881. 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...
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Q882. 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...
Q883. 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...
Q884. What are the key features introduced in React 18?
React 18, released in March 2022, introduced several groundbreaking features focused on performance and user experience: #### 1. **Automatic Batching** Batch multiple sta...
Q885. What are the key features introduced in React 19?
React 19 (released 2024) brings major improvements for full-stack React applications: #### 1. **React Compiler (formerly React Forget)** Automatic memoization - no more m...
Q886. What are enhanced object literals?
Object literals make it easy to quickly create objects with properties inside the curly braces. For example, it provides shorter syntax for common object property definit...
Q887. What are dynamic imports?
The dynamic imports using `import()` function syntax allows us to load modules on demand by using promises or the async/await syntax. Currently this feature is in [stage4...
Q888. What are Server Actions in React 19?
**Server Actions** allow you to call server-side functions directly from client components without writing API endpoints. #### Basic Server Action ```jsx // app/actions.j...
Q889. What are the use cases for dynamic imports?
Below are some of the use cases of using dynamic imports over static imports, 1. Import a module on-demand or conditionally. For example, if you want to load a polyfill o...
Q890. What are typed arrays?
Typed arrays are array-like objects from ECMAScript 6 API for handling binary data. JavaScript provides 12 Typed array types, 1. Int8Array: An array of 8-bit signed integ...