penghx

摘要： name = "My \tName Is {name} and i am {year} old" print(name.capitalize()) #把变量或字符串的英文第一个字母变大写 print(name.casefold()) #把变量或字符串的英文全部转换为小写 print(name.center(50,"-")) #把该变量放在中心，两边总共用50个“-”... 阅读全文