Python List Summary

1 definitions

Names=[]

names=[1,2,1,1,1,]

Names=[1. ' 10 '. [[]]

2 adding elements

Names.append () Names.insert (0,10) names.extend ([0,1]) cannot names.extend (1)

3 Deleting an element

Names.remove (1) names.pop (1) names.pop del Names[0]

4 modifying elements

Names[1]= ' 111 '

names[2]= ' 222 '

5 finding elements

Names.index (1) index position names[0]

6 Ordering of elements

Names.sort Names.reserse

7 finding the number of elements

Names.count (1)

8 element length

Names.len ()

9 Comparison List

Comp (names1,names)

10 list slices

Names[1:3]

Names[::2] Names[-1]

11 iterations

For x in range (1,10)

Print (x)

12 operation in accordance with

+ * (double)

13,enumertate usage

For index,x in enumerate (names)

Print (INDEX,X)

Python List Summary