What are accumulators in JavaScript?
Accumulators in JavaScript are variables that store a running total or cumulative value, often used in loops.
Can you give me an example of how to use an accumulator?
Sure! Here's a simple example: let sum = 0; for (let i = 1; i <= 5; i++) { sum += i; } console.log(sum); // Outputs 15.
What are some common use cases for accumulators?
Common use cases include calculating totals, averages, or concatenating strings in loops.
Are there any performance considerations when using accumulators?
Yes, using accumulators in large loops can impact performance, so it's important to optimize your code.
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