python is和==的区别
# is 比较的是内存地址 == 比较内容和数据类型 a = [1, 2, 3] b = a print(a is b) print(a == b) c = copy.deepcopy(a) print(a is c) print(a == c) ------------- True True False True
本文首发于python黑洞网,博客园同步更新

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# is 比较的是内存地址 == 比较内容和数据类型 a = [1, 2, 3] b = a print(a is b) print(a == b) c = copy.deepcopy(a) print(a is c) print(a == c) ------------- True True False True
本文首发于python黑洞网,博客园同步更新