What to do if there are multiple conditions in Python

What to do if there are multiple conditions in Python

If there are multiple conditions in Python, you can use the and, or, elif keywords to connect.

The if statement in Python programming is used to control the execution of the program. The basic form is: (Recommended: python video tutorial)

if 判断条件：  执行语句……else：  执行语句……

The judgment condition of the if statement You can use > (greater than), < (less than), == (equal to), >= (greater than or equal to), <= (less than or equal to) to express the relationship.

When the judgment condition is multiple values, you can use the following form:

if 判断条件1:  执行语句1……elif 判断条件2:  执行语句2……elif 判断条件3:  执行语句3……else:  执行语句4……

Example

1. Use and for multi-condition judgment:

if name == 'zs' and age == 18:
    print('name: zs, age: 18')

2. Use or for multi-condition judgment:

if passwd == '123456' or passwd == 'abcdef'
    print('welcome!')

3. Use elif for multi-condition judgment:

if user == 'zs';
    print('hi zs')
elif user == 'ls':
    print('hi li')

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