今天重新看了一下format函数
format函数有三种输出方式:
1,根据位置
s = "hello" print("{0}hello{1}".format(1,2)) #1hello2
2.根据映射 要求的是匹配关系
print('{name},{age}'.format(age=28,name='曹操'))
#曹操,28
3.根据列表
list1 = ['lily', 20, 'China'] print('my name is {0[0]},from {0[2]},age is {0[1]}'.format(list1)) #my name is lily,from China,age is 20