python 在列表,元组,字典变量前加*号

废话不说,直接上代码(可能很多人以前不知道有这种方法):

a=[1,2,3]
b=(1,2,3)
c={1:"a",2:"b",3:"c"}
print(a,"====",*a)
print(b,"====",*b)
print(c,"====",*c)


运行结果为:

[1, 2, 3] ==== 1 2 3
(1, 2, 3) ==== 1 2 3
{1: 'a', 2: 'b', 3: 'c'} ==== 1 2 3

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转载自www.cnblogs.com/linwenbin/p/10362811.html