python--list（using）

list有序的集合，可以随时添加、删除元素

 1 #!/usr/bin/env python2
 2 # _*_ coding:UTF-8 _*_
 3 
 4 deskmate=['first','second','zero','fifty']
 5 deskmate.append('uiu')
 6 print(deskmate)
 7 print(len(deskmate))
 8 deskmate.insert(1,'kitty')
 9 print("insert-deskmate:",deskmate)
10 print(len(deskmate))
11 deskmate.pop(0)
12 print("delete-deskmate:",deskmate)
13 print(len(deskmate))
14 deskmate.pop()
15 print("delete-last-world:",deskmate)
16 print(len(deskmate))
17 deskmate[2]='sarach'
18 print(deskmate)
19 #len(deskmate)
20 print(len(deskmate))