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Xiaobian to share with you what is the use of the format() function in python, I believe most people still do not know how, so share this article for everyone's reference, I hope you have a lot of harvest after reading this article, let's go to understand it together!

format() function

format(): Format string function, common function is to insert data and number formatting;

① Insert data

eg: output "your name ***, your age ***";

Enter the user's name and age, and receive the data with the variables name and age.

>>> name = input("please enter your name:")please enter your naem:root>>> age = input ("please enter your age:")please enter your age:18

Use format() to insert data;{} is a placeholder, and specific data will be imported later.

>>> print('your name {}, your age {}.format(name,age))your name root, your age 18

② Digital formatting

eg: Keep two decimal places of data; without decimal places: {:.0f};

>>> print("{:.2f}".format(3.1415926))3.14 above is "What is the use of format() function in python" All the contents of this article, thank you for reading! I believe that everyone has a certain understanding, hope to share the content to help everyone, if you still want to learn more knowledge, welcome to pay attention to the industry information channel!

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