JavaScript variables can be used to hold values (x=5) or expressions (z=x+y). Variable can have short names (like x and y) or more descriptive names (age, sum, totalvolume). Variable names must begin with a letter Variable names can also begin with $ and _ (but we will not use it) Variable names are case sensitive (y and Y are different variables)
Javascript
Topic: JS Variables
What is a JavaScript Variables?
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