What is the significance of the error message when trying to redefine a variable?
The Modern JavaScript Bootcamp (2019) - More on Variables
Interactive Video
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Information Technology (IT), Architecture
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University
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Hard
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The video tutorial covers the basics of variables in JavaScript, including how to define and reassign them. It explains the rules for naming variables, such as starting with a letter or specific symbols, and avoiding reserved keywords. The tutorial also demonstrates common errors and how to resolve them, providing a foundational understanding of variable management in JavaScript.
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3 questions
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1.
OPEN ENDED QUESTION
3 mins • 1 pt
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2.
OPEN ENDED QUESTION
3 mins • 1 pt
How can you reassign a value to an existing variable in JavaScript?
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3.
OPEN ENDED QUESTION
3 mins • 1 pt
Can you provide an example of a valid and an invalid variable name in JavaScript?
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