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This article mainly introduces "how to use Python walrus operator". In daily operation, I believe many people have doubts about how to use Python walrus operator. Xiaobian consulted all kinds of data and sorted out simple and easy-to-use operation methods. I hope it will be helpful to answer the doubts about "how to use Python walrus operator". Next, please follow the editor to study!

1. The operation is allowed under the condition of judgment. The code is simplified to some extent, but the readability is reduced.

I = len ((l: = [1,2,3])) # assign l first, while (I: = I-1) > = 0: # allow print (l [I], end='') in the expression

2. The walrus operator in python is seldom used, which allows simple assignment operation in judgment, and has no other special meaning, just need to know its existence.

L = [1,2,3] I = len (l)-1while I > = 0: print (l [I], end='') I-= 1, the study of "how to use the Python walrus operator" is over. I hope to solve your doubts. The collocation of theory and practice can better help you learn, go and try it! If you want to continue to learn more related knowledge, please continue to follow the website, the editor will continue to work hard to bring you more practical articles!

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