This Keyword Javascript

• What is this keyword?

  • The this keyword refers to the context where a piece of code, such as a function's body, is supposed to run.
  • this keyword is used to reference something, like an object
  • It depends on the context it is used in.
  • This never points to a function its points to its context

• Global Context

  // here this is the global object, window in browser
  this.a = 5;
  
  console.log(this); // { a: 5, ...}
  

• this keyword in Functions Javascript

• this keyword in Objects Javascript

• this keyword in Class Javascript

Questions

• this keyword Questions Javascript

Resources

• https://www.youtube.com/watch?v=rv7Q11KWmKU
• https://roadsidecoder.hashnode.dev/javascript-interview-questions-this-keyword-output-based-scope-implicit-binding-etc