python string类方法
!/usr/bin/env python -*- coding: utf-8 -*- name = "app" t = name.capitalize() #首字母大写 print(t) name = "app" t = name.center(20) #居中显示 print(t) name = "app" t = name.count("p",1-3) #查找p出现的次数 print(t) name = "app" t = name.endswith('p') #是否以p结尾 print(t) name = "aptp" t = name.expandtabs() #将TAB转换成空格 print(t) name = "app" t = name.find("p",1-2) #寻找 p c出现的次数 print(t) name = "app" t = name.isalnum() #是否全是字母或数字 print(t) name = "app" t = name.isalpha() #是否是字母 print(t) name = "app" t = name.isdigit() # 是否是数字 print(t) name = "app" t = name.islower() #是否是小写字母 print(t) name = "app" t = name.isspace() #是否是空格 print(t) name = "app" t = name.istitle() #是否是标题 print(t) name = "app" t = name.isupper() #是否是大写字母 print(t) name = "app" t = name.title() #转换成标题 print(t) name = ["app","yoyo"] t = "***".join(name) #字符串以***拼接 print(t) name = "app" t = name.ljust(5) #左对齐 print(t) name = "YOYO" t = name.lower() #大写变小写 print(t) name = " app" t = name.lstrip() #移除左边空白 print(t) name = "app yoyo good" t = name.partition('o') #字符串分割，以 o 分割 print(t) name = "app" t = name.replace('p','o') # 字符替换 print(t) name = "app" t = name.rfind('a') #从右向左找 print(t) name = "app" t = name.rjust(20) #右对齐 print(t) name = "app good yoyo" t = name.rpartition("o") #从右开始找分割字符 print(t) name = "app yoyo good" t = name.rsplit('yo') #以指定字符分割，不出现指定字符 print(t) name = "app yoyo good" t = name.split('yo') #以指定字符分割，不出现指定字符 print(t) name = "app yoyo good" t = name.startswith('a') #是否以指定字符开头 print(t) name = " app yoyo good " t = name.strip() #移除两端空白 print(t) name = "app YOYO good" t = name.swapcase() #转换大小写 print(t) name = "app yoyo good" t = name.title() #转换成标题 print(t) name = "app yoyo good" t = name.upper() #转换为大写 print(t)
