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This article Xiaobian for you to introduce in detail the "python string index how to use", the content is detailed, the steps are clear, the details are handled properly, I hope this "python string index how to use" article can help you solve doubts, following the editor's ideas slowly in-depth, together to learn new knowledge.

1. From the form, it is not difficult to see that the characters in the string also have order. A string is an ordered sequence of characters, so it also has an index. You can also fetch a character according to the index. The index is used the same as the list.

'good good study' [3] >' good good study' [3]'d'

2. You can first save the string in the variable, and then use the index in the variable.

Words = 'good good study'words [3] > words =' good good study' > words [3] 'what are the five characteristics of python:

1. It's easy to learn, and when you develop a program, you focus on solving problems, not understanding the language itself.

two。 Object-oriented, compared with other major languages such as C++ and Java, Python implements object-oriented programming in a very powerful and simple way.

3. Portability, Python programs can run on a variety of platforms without modification.

4. Explanation, programs written in Python do not need to be compiled into binary code and can be run directly from the source code.

5. Open source, Python is one of FLOSS (Free / Open Source Software).

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