variable: a value that can change
Code
x = "Hello World"




Code
x = "Hello World"
print(x)

Output
 


Code
x = "Hello World"
print(x)

Output
Hello World


Code
a = "Output 1"
print(a)
a = "Output 2"
print(a)

Output




Code
a = "Output 1"
print(a)
a = "Output 2"
print(a)

Output
Output 1
Ouptut 2


Variable Names

  • Must begin with letter or underscore
  • Letters, numbers, and underscores
  • Case sensitive
  • Descriptive names
  • snake_case
  • Reserve Traditional Names
  • Avoid Keywords
  • Longer > Shorter