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What is the difference between = and == in python?

烟雨青岚
Release: 2020-07-16 13:58:59
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In Python, "=" means assignment; "==" is used to determine whether they are equal; if they are equal, then "true" will be returned; if they are not equal, then "false" will be returned.

What is the difference between = and == in python?

"=" in python means assignment; "==" is used to determine whether they are equal

The difference between them is that they represent different meanings.

The meaning of an equal sign is assignment, assigning a certain value to a variable, such as a=3, assigning the value 3 to a.

Two equal signs are used to determine whether they are equal and return True or False, such as 1==1. If they are equal, then return true. 1==2, they are not equal, then return false.

What is the difference between = and == in python?

Extended information

Python’s expression writing method is similar to C/C. There are only differences in some writing methods. The main arithmetic operators are similar to C/C.

, -, *, /, //, **, ~, % respectively represent addition or positive, subtraction or negative, multiplication, division, integer division, exponentiation, complement and remainder. >>,

&, |, ^ represents binary AND, OR, XOR operations.

>, = are used to compare the values ​​​​of two expressions, indicating greater than, less than, equal to, not equal to, less than or equal to, and greater than equal.

Among these operators, ~, |, ^, &, > must be applied to integers.

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