Why can x = x + [1] behave differently than x += [1]?

Why can x = x + [1] behave differently than x += [1]?

题目类型: 技术面试题

这是一道技术面试题，常见于澳洲IT公司面试中。

难度: medium

标签: interviewbit, python, topic-specific

参考答案摘要

x = x + [1] creates a new list and assigns it to x, while x += [1] changes the same list in place, this matters when other variables point to the same list, because one keeps the old list and the othe...

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