〔모두를 위한 파이썬〕변수, 표현식, 문장

 

1. 상수(Constants)

• Fixed values such as numbers, letters, and strings
• Their value does not change
• String constants use single quotes(') or double quotes(")

 

 

2. 변수(Variables)

• A named place in the memory where a programmer can store data and later retrieve the data using the variable "name"
• You can change the the contents of a variable in a later statement
• VARIABLE NAME RULES: Must start with a letter or underscore (_)

 

*** 읽는 사람이 읽기 편하도록 변수명을 쉽게 짓는 것이 중요!

 

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3. 할당문(Assignment Statements)

 

• You assign a value to a variable using the assignment statement (=)
• LEFT SIDE: A variable which is a memory location used to store a value
• RIGHT SIDE: An expression

 

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강의 사이트

모두를 위한 파이썬 (PY4E)