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Question

What does the code snippet to the right output by console.log?

ref: https://javascript.info/reference-type

Snippet

const obj = {
  a: 1,
  b() {
    return this.a
  }
}
console.log(obj.b())
console.log((true ? obj.b : a)())
console.log((true, obj.b)())
console.log((3, obj['b'])())
console.log((obj.b)())
console.log((obj.c = obj.b)())

Source

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