if (2 < 3) and (1 > 0):
print("yes")
elif (2 == 3) or (1 == 0):
print("eql")
else:
print("no")
listA = ["ni", "hao", "p", "y"]
if "p" in listA:
print("yes")
else:
print("no")
1.不用括号,用缩进
2.注意连接词是and和or,不是&&和||
3.可以直接 ××in×
5.2循环结构
python复制代码
# 循环
listB=[0,1,2,3]
#循环下标
for i in range(0,len(listB),1):
if listB[i]>1:
print(listB[i])
else:
continue#continue是跳过此次,进入下次;break是全部终止,没有下次
#循环列表内容
for i in listB:
if i>1:
print(i)
else:
continue
6.函数
1.函数声明:
python复制代码
def func1(list1):
list1.reverse()
return
listC=["hh","jj","oo"]
func1(listC)
print(listC)
def func2(a,b):
if a<b:
return a
else:
return b
min=func2(1,2)
print(min)