When should I use a for loop?
Use a for loop when you know exactly how many times you need to iterate, such as when traversing an array of known length.
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More FAQs in The For Loop Explained with DSA Examples
It is the increment operator. It means 'increase the value of i by 1' after each iteration of the loop.
Yes. You can initialize the counter at a high value, use a greater-than condition, and decrement the counter (e.g., i--).
It occurs when your loop condition tries to access an array element that doesn't exist, usually by looping one time too many (e.g., using i <= array.length).
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