>>> L = [1, 2, 3, 4] >>> L[0:2] = [8, 9] >>> L [8, 9, 3, 4] >>> L[0:2].reverse() >>> L [8, 9, 3, 4]
你能解释一下为什么L[0:2].reverse()不改变L清单吗?
L[0:2].reverse()
L
python reverse list python-3.x
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