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Yung-Chung Ku edited this page Aug 30, 2017
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- Python 3 & Python 2 不相容
- Python 2.7 之後儘量相容
- 縮排是語法的一部份
- 跨平台開發要注意換行字元 (unix and windows)
- 變數有區分大小寫, 弱資料型別
- swap:
b,a = a,b
- 一行最長79字元
- 沒有 overflow: 17**3000, 17的3000次方
var1 = 'Hello World'
var2 = "Python Programming"
var1[0] # H
var2[1:5] # "ytho", 小於5個, 無<=