Function to return Fibonacci series Dry Run in PYTHON

Function to return Fibonacci series is an interactive PYTHON dry run visualizer from the Functions 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.

Function to return Fibonacci series Program Code

def fibonacci(n):
    """Return list of first n Fibonacci numbers"""
    fib_list = []
    a, b = 0, 1
    for _ in range(n):
        fib_list.append(a)
        a, b = b, a + b
    return fib_list

print(f"First 10 Fibonacci: {fibonacci(10)}")

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