摘要:
name = 'The Apple'print(name.capitalize()) #把字符串首字母大写print(name.center(100,'-')) #把字符串居中的print(name.index('p'))#找不到下标的时候会报错print(name.isalnum()) #只能有英 阅读全文
posted @ 2018-06-06 18:04
胖猫
阅读(73)
评论(0)
推荐(0)
摘要:
f = open(r'haha.txt','a+',encoding='utf-8') print('read', f.read() )#获取文件里面的所有内容 print('readline',f.readline()) #读取文件一行的数据 print('readllines',f.readli 阅读全文
posted @ 2018-06-06 17:30
胖猫
阅读(163)
评论(0)
推荐(0)
摘要:
python 字典操作提取key,value dictionaryName[key] = value 1:增加一项字典: dictionaryName[key] = value eg: dic={'name':'zhang','age':'20','num':'30'} dic['car']='Q5 阅读全文
posted @ 2018-06-06 16:26
胖猫
阅读(314)
评论(0)
推荐(0)

浙公网安备 33010602011771号