深拷貝與淺拷貝 copy和deepcopy

淺拷貝就是隻複製地址 深拷貝就是複製地址所指的那個文件 a = [1,2,3] a = b a = [1,2,3] b = copy.deepcopy(a) a = [1,2,3] b = [4,5,6] c = [a,b] d = copy.deepcopy( c) a = [1,2,3] b = [4,5,6] c = [a,b] d = copy.copy( c) a = [1,2,3] b

>>阅读原文<<