两点水

2017-12-26 11:14:36 +08:00
parent c7c4d7a559
commit 1a74b345e5
15 changed files with 799 additions and 0 deletions
--- a/Code/Python14Code/com/twowater/test4.py
+++ b/Code/Python14Code/com/twowater/test4.py
@@ -0,0 +1,16 @@
+#!/usr/bin/env python3
+# -*- coding: UTF-8 -*-
+
+import re
+
+a = 'java*&39android##@@python'
+
+# 数量词
+
+findall = re.findall('[a-z]{4,7}', a)
+print(findall)
+
+# 贪婪与非贪婪
+
+re_findall = re.findall('[a-z]{4,7}?', a)
+print(re_findall)