据我的观察，Python的List的赋值实际是赋的指针。所以，需要将整个List赋值的话，我现在就是用for i in range
(len(x))：y.append(x[i]) 的办法。请问有没有更好的办法。

Chaos
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在05-12-6，超卓 <chaoszhuo at gmail.com> 写道：
>
> 据我的观察，Python的List的赋值实际是赋的指针。所以，需要将整个List赋值的话，我现在就是用for i in range
> (len(x))：y.append(x[i]) 的办法。请问有没有更好的办法。
>

   y = x[:]

 Chaos
>
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hehe, 真的行呀！
这是个众所周知的秘密吧。哪里有说呀？我怎么没发现？

Chaos


在05-12-6，Jason Liu <telecomliu at gmail.com> 写道：
>
>
>
> 在05-12-6，超卓 <chaoszhuo at gmail.com> 写道：
> >
> > 据我的观察，Python的List的赋值实际是赋的指针。所以，需要将整个List赋值的话，我现在就是用for i in range
> > (len(x))：y.append(x[i]) 的办法。请问有没有更好的办法。
> >
>
>    y = x[:]
>
>  Chaos
> >
> > _______________________________________________
> > python-chinese
> > Post: send python-chinese at lists.python.cn
> > Subscribe: send subscribe to python-chinese-request at lists.python.cn
> > Unsubscribe: send unsubscribe to
> > python-chinese-request at lists.python.cn
> > Detail Info: http://python.cn/mailman/listinfo/python-chinese
> >
> >
>
> _______________________________________________
> python-chinese
> Post: send python-chinese at lists.python.cn
> Subscribe: send subscribe to python-chinese-request at lists.python.cn
> Unsubscribe: send unsubscribe to  python-chinese-request at lists.python.cn
> Detail Info: http://python.cn/mailman/listinfo/python-chinese
>
>
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