# 一. 判断字符串是否是全部小写（s1 = 'adkkdk' s2 = 'abc123efg'） # import re,time # s1 = 'adkkdk' # s2 = 'abc123efg' # if re.findall('[a-z]*',s1): #     print('s1全部为小写') # else : #     print('鬼才知道是不是小写') # if not re.findall('\d*',s2):#如果包含数字就不是全部小写 #     print('s2全部为小写') # else : #     print('鬼才知道是不是小写') # print(time.ctime()) # Mon Feb 26 10:01:13 2018 # F:\Python\PythonLeaning\venv\Scripts\python.exe F:/Python/PythonLeaning/测试专用文件夹/正则表达式练习.py # s1全部为小写 # 鬼才知道是不是小写 # # Process finished with exit code 0 ##################################################################################################### # 二.  首字母缩写词扩充 # 具体示例 # FEMA   Federal Emergency Management Agency # IRA    Irish Republican Army # DUP    Democratic Unionist Party # FDA    Food and Drug Administration # OLC    Office of Legal Counsel # 分析 # 缩写词　　FEMA # 分解为　　F*** E*** M*** A*** # 规律　　  大写字母 + 小写（大于等于1个）+ 空格 # import time,re # s1 = 'Federal Emergency Management Agency' # s2 = 'Irish Republican Army' # s3 = 'Democratic Unionist Party' # s4 = 'Food and Drug Administration' # s5 = 'Office of Legal Counsel' # res = re.split('[^A-Z]+',s1) # res1 = "".join(res) # print(res1+'的扩展形式是:\n'+s1) ######################################################################################################## # F:\Python\PythonLeaning\venv\Scripts\python.exe F:/Python/PythonLeaning/测试专用文件夹/正则表达式练习.py # FEMA的扩展形式是: # Federal Emergency Management Agency # Process finished with exit code 0 ###########################################################################################################