React is a flexible, efficient, open-source Javascript library. It was developed by Facebook (2013) for building user interfaces. It allows us to create a complex UI by making components. components are reuseble 1. JSX in React Usually JSXjust syntactic sugar for React.createElement(component, props, ...children) The JSX code : <div>My Name is Hossain</div> Compile into…

Data Type: Javascript engines don’t have to actually create an object to wrap the primitive when you access object properties; they only have to emulate this type of behavior. There are exactly five primitive data types in JavaScript: string, number, boolean, null, and undefined. …

String.includes(): The method performs a case-sensitive search to determine whether one string may be found within another string, returning true or false as appropriate. String.trim(): When we write string, sometimes a lot of space falls inside. We will use the trim method to remove this whitespace from both ends of…