Python implements addition, deletion and modification of array list
This time I will bring you pythonimplementation of adding, deleting, and modifying arrayslist. What are the notesof implementing additions, deletions, and modifications of arrays in python? The following is the actual combat. Let’s take a look at the case.
An array is an ordered collection that can be added and deleteelements at any time
book = ['xiao zhu pei qi','xiao ji qiu qiu','tang shi san bai shou']// 定义book数组
1. Add .insert/.append
book.insert(0,'bu yi yang de ka mei la')//.insert(x,'xx') 在指定位置添加,x/第几位 , 'xx'/添加的内容 book.append('e ma ma tong yao') //.append('') 在末尾添加
2. Modify the element
book[2]='pei qi going swimming' //修改第二个位置为'pei qi going swimming'
3. Delete .pop()
book.pop() //删除末尾 book.pop(X) //删除指定位置的内容,x=0-x
I believe you have mastered the method after reading the case in this article. For more exciting information, please pay attention to other related articles on the php Chinese website!
Recommended reading:
How to perform automated unit testing with Python Unittest
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