Python list and tuple operations

List:

Definition list:

shoppinglist=[' car ', ' clother ', ' iphone ']

0 1 2

Remove Clother from the list

SHOPPINGLIST[2]

Like the last add in the list

Shoppinglist.append (' Oldboy ')

Insert Insert 2 in front of image list

Shoppinglist.insert (' 2 ', ' Oldboy ')

Count, find how many times Oldboy appear in the table

Shoppinglist.count (' Oldboy ')

The count can be used as a judgment: no return 0

There is no oldboy in the judging list:

' Oldboy ' in shoppinglist

Query index, return the position of Oldboy in the list

Shoppinglist.index (' Oldboy ')

Delete (if there are more than one in the list, the first one is deleted by default)

Shoppinglist.remove (' Oldboy ')

Delete Last

Shoppinglist.pop ()

Sort

Shoppinglist.reverse ()

Sort by alphabet

Shoppinglist.sort ()

modifying list data

shoppinglist[1]= ' Oldboy '

For example:

I=shopping.index (' Oldboy ')

shopping[i]= ' Newoldboy '

To generate a list of string variables:

names = "Alex Dongxu feiferi"

Names_list=names.split ()

Built-in function min, the minimum value given in the search list

Main (list)

Meta-group:

Tuples are the same as lists, but not tuple one but the build cannot be modified

Python list and tuple operations