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javascriptInfinite loopHard

Binary search that stops narrowing

Time: 0:00

What it should do

indexOfValue(sorted, target) should return the index of target in a sorted array, or -1 if it is absent.

What goes wrong

Finding a value that IS present usually works, but searching for a missing value hangs forever.

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Hints

This is an infinite loops bug

The tab freezes, nothing prints, and the loop condition never becomes false.

Learn the infinite loops pattern

Binary search that stops narrowing — JavaScript debugging challenge | BugHunt