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This article mainly introduces the "format construction string instance code in python". In the daily operation, I believe that many people have doubts about the format construction string instance code in python. The editor has consulted all kinds of materials and sorted out simple and easy-to-use operation methods. I hope it will be helpful to answer the doubts of "format construction string instance code in python". Next, please follow the editor to study!

1.format construction string

Enter:

#! / usr/bin/python

# Filename: str_format.py

Age = 25

Name = 'Swaroop'

Print ('{0} is {1} years old'.format (name, age)) print ('Why is {0} playing with that python?'.format (name))

Output:

Swaroop is 25 years old

Why is Swaroop playing with that python?

Explanation:

First of all, two variables, age and name, are defined to assign values to variables through "=".

In the print output statement, the combination of two variables constructed by format is called.

Call method:

"{serial number}" to invoke the {serial number + 1} variable in format.

{0} represents the first variable name in format

{1} indicates the second variable age in format

Output result

What the output variable refers to.

2.format invokes method 2

Enter:

'{name} wrote {book}' .format (name='Swaroop', book='A Byte of Python')

Output:

'Swaroop wrote A Byte of Python'

Explanation:

The first invocation form of format.

When constructing, variable assignment and variable combination are carried out at the same time, which are called by {variable name}.

At this point, the study of "format construction string instance code in python" is over. I hope to be able to solve everyone's 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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