Closure: returning nested function Dry Run in PYTHON

Closure: returning nested function is an interactive PYTHON dry run visualizer from the Advanced programs section. Study the source code, then use the execution controls to follow each step, variable update, highlighted line, and console output.

This page provides a browser-based dry run with source-code highlighting, auto-scroll, voice narration controls, and execution output for learning the program step by step.

Closure: returning nested function Program Code

def multiplier(factor):
    def multiply(x):
        return x * factor
    return multiply

double = multiplier(2)
triple = multiplier(3)

print(double(5))
print(triple(5))

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