What are VARIABLES | Rules of Naming Variables | Explained
What is a variable?
A name that stores a value.
A label for data.
(We covered this completely.)
Why do we use variables?
✔ To store values.
✔ To reuse values later.
✔ To make code shorter and cleaner.
(Covered fully.)
How to create a variable?
Using = sign
Example:
x = 10
Rules for variable names
Cannot start with numbers
No spaces
No special characters except _
Case-sensitive
and more..
Data Types
Variables store different kinds of values:
int → whole numbers
float → decimals
str → text
bool → True/False
None → empty value
(We covered this too.)
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