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JavaScript/Interview questions/this & binding

ConceptEasy

How does JavaScript decide what `this` refers to?

The answer

Answer it out loud first, the way you would in the interview. Then compare.

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The this keywordWhat this refers to, one call at a time.
Methods & thisFunctions stored on objects, and how they reach their object.

PreviousWrite trampoline(fn) so a recursive function can run a million steps deep without overflowing the stack.NextWhat does this log when you call a method through a variable?

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