前面文章介绍的循环语句,这里开始介绍控制语句。直接看下面的demo.py例子
# 这里介绍 if语句 x = 5y = 8z = 4s = 5 if x < y: print('x is less than y') if x < y > z: print('x is less than y and greater than z') if x <= s: print('x is less than or equal to s')