标签:-- 开始 打印 index 数据 格式化 with log hello
1. 字符串去除空白 ,strip() , 包括空格,tab键, 换行符
>>> name = " Frank " >>> name.strip() ‘Frank‘
2. 字符串的分割, split("分隔符"),分组后成为一个列表
>>> name = "Apple, banbana, orice" >>> name.split(",") [‘Apple‘, ‘ banbana‘, ‘ orice‘] >>>
3.字符串的合并 join("连接符")
>>> name = [‘Frank‘, ‘Marlon‘, ‘Lee‘] >>> "|".join(name) ‘Frank|Marlon|Lee‘
4.判断空格是否子字符串中 “in”
>>> name = "Frank Bain" >>> ‘‘ in name True >>> "L" in name False >>>
5.两种字符串格式化打印形式 format
# 第一种表示方法 >>> msg = "Hello {name}, your age is {age}" >>> msg.format(name="Frank", age=24) ‘Hello Frank, your age is 24‘ >>> # 第二种表示方法 ,注意index 从0 开始 >>> msg = "Hello{0}, your age is {1}, sex is {2}" >>> msg.format("Frank", 24, "man") ‘HelloFrank, your age is 24, sex is man‘ >>>
6. 字符串的判断
>>> name = "Frank" >>> name.upper() ‘FRANK‘ >>> name.lower() ‘frank‘ >>> name.startswith("F") True >>> name.endswith("k") True >>> name.endswith("a") False
标签:-- 开始 打印 index 数据 格式化 with log hello
原文地址:http://www.cnblogs.com/frankb/p/6120126.html