Python打卡第三天

Note3

1.for ... in...循环第一条语句的冒号必须有

2.‘’用于字符串，””用于一个句子，”””  “””用于一个段落

3.n换行，t横向制表符，\表示

4.[起始地址：终止地址：步进值]

English version

1. When we use the sentence of “for ...in ...”,we must add a ”:” at last.
2. ‘’ is used to express the string.”” is used to express a sentence.”””  “”” is used to express a paragraph.
3. n mains change into next line.t is horizontal tabulation character.\ is used to express .
4. [start address:terminate address:step by step]