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React Interview Guide
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The unidirectional data flow feature of React makes the UI simple and predictable for data changes in small to large-scale applications. It is quite important to know the benefits of data flow and communication between components to better understand the relevant React concepts.
Unidirectional data flow is also known as one-way data binding and is where the data flows one way only while being transferred between different parts of an application. This technique or feature already exists in functional reactive programming.
React follows unidirectional data flow, where the data is transferred from parent to child using props but not vice versa. Moreover, the child components can’t update data that comes from the parent component. React doesn’t encourage bidirectional or two-way binding to make sure you are following a clean data flow architecture.
The following...