MEHUL MOHAN

The ideology is simple - React says that instead of coding everything at the same place (like we usually do while coding simple HTML pages), break different (and usually independent) parts of the page into different components. This increases the code maintainability by factors and allows developers to have faster and clean codebases.

What do you want to do?
How do you want to do?
If you specify both, you’re making use of the imperative programming practice.

If you’re just specifying what you want to do, then you’re using the declarative way of programming.