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First clear the content in the text, and then add content in the?

2022-02-02 22:40:29 【CSDN Q & A】

Text text in , There are some data ;
Now I want to clear it first text Data in text , Then put the data obtained by the following code i, Add to text 

l=[1,2,3]for i in l :    print(i)    fp=open('D:/text.txt','a+')    print(i,file=fp)    fp.close()


Refer to the answer 1： 
l=[1,2,3]for i in l :    print(i)    fp=open('D:/text.txt','w')    print(i,file=fp)    fp.close()


Refer to the answer 2：


Refer to the answer 3：

Direct use w Not to go , It's not advisable for you to open and close files so often



Refer to the answer 4：

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