<p>以下程序的输出结果是：( )<br/> fr = []<br/> def myf(frame):<br/> fa = ['12','23']<br/> fr = fa<br/> myf(fr)<br/> print( fr)</p>
<p> ['12', '23']</p>
<p> '12', '23'</p>
<p> 12 23</p>
<p> []</p>
