What does += mean in python

The meaning of = in python: 1. Add two values ​​and return the value to the variable on the left side of the symbol; 2. Used for string connection, the variable value is quoted, and the data type is string.

The operating environment of this tutorial: Windows 7 system, python version 3.9, DELL G3 computer. This method is suitable for all brands of computers.

The meaning of = in python:

1. = is actually very easy to understand

2. For example:

C = 0.1

is equal to C 0.1=C

3. In fact, it is just adding 0.1 to C itself

Then look at the output and you will know

##4. (1 = 0.1) is (1 0.1)

Both are the same

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