Invalid: Using Special Characters (@, $, %, -) Dry Run in PYTHON

Invalid: Using Special Characters (@, $, %, -) is an interactive PYTHON dry run visualizer from the Identifiers 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.

Invalid: Using Special Characters (@, $, %, -) Program Code

# Valid variable name (using underscore):
price_in_usd = 10
print("Valid Price:", price_in_usd)

# INVALID code (Causes SyntaxError if uncommented):
# price$ = 10
# email@id = "test"
# my-name = "Bob"

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