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Uses of `this` in javascript
- The this keyword in JavaScript refers to the context in which a piece of code is executed.
- Its value changes depending on where and how it's used.
- Scenarios and behavior of this include: global scope, inside a function, inside a method, in an arrow function, using this in a constructor or class, and in event handlers.
- Common issues with this include losing context and misuse of arrow functions.
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