How Throttle Works

advanced

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Step Explanation

Understand what is happening first

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Execution Visualizer

Watch memory, stack, queues, and output

Execution Visualizer

live

JavaScript stores throttle in memory. It returns a wrapper function that controls how often fn can run.

1 frame

TOP ↑

▲global()

frame 0

↓ BOTTOM

Global Context

1 variable

Heap Memory

throttlefn→ refnew

"function"

Console Output

awaiting output...

varfnobjarrclosure

Code Preview

Active line 1

line 1

JavaScript

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← → Space R