subject_32945.htm

vc

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序号：32945 发表者：陳章民 发表日期：2003-03-16 19:35:27
<br>主题：char array
<br>内容：#include &lt;stdlib.h&gt;<BR>#include &lt;stdio.h&gt;<BR><BR>void main()<BR>{<BR>&nbsp;&nbsp;&nbsp;&nbsp;char buf[12];<BR>&nbsp;&nbsp;&nbsp;&nbsp;<BR>&nbsp;&nbsp;&nbsp;&nbsp;for (int&nbsp;&nbsp;i = 0; i &lt; 12; i++ )<BR>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;buf[i] = (char)('z'-i);<BR>&nbsp;&nbsp;&nbsp;&nbsp;<BR>&nbsp;&nbsp;&nbsp;&nbsp;printf("buf=%s\n",buf);<BR>&nbsp;&nbsp;&nbsp;&nbsp;<BR>&nbsp;&nbsp;&nbsp;&nbsp;return;<BR>}<BR><BR>結果<BR>buf=zyxwvutsrqpo8<BR>卻不是<BR>buf=zyxwvutsrqpo<BR>問題出在哪裡??該如何修正??<BR><BR>
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<font color=red>答案被接受</font><br>回复者：dr0 回复日期：2003-03-16 19:57:08
<br>内容：void main()<BR>{<BR>&nbsp;&nbsp;&nbsp;&nbsp;char buf[13]; <BR>&nbsp;&nbsp;&nbsp;&nbsp;<BR>&nbsp;&nbsp;&nbsp;&nbsp;for (int&nbsp;&nbsp;i = 0; i &lt; 12; i++ )<BR>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;buf[i] = (char)('z'-i);<BR>&nbsp;&nbsp;&nbsp;&nbsp;<BR>&nbsp;&nbsp;&nbsp;&nbsp;buf[12] = '\0'<BR>&nbsp;&nbsp;&nbsp;&nbsp;printf("buf=%s\n",buf);<BR>&nbsp;&nbsp;&nbsp;&nbsp;<BR>&nbsp;&nbsp;&nbsp;&nbsp;return;<BR>}<BR><BR>try this...<BR><BR>
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回复者：蛤蛤 回复日期：2003-03-16 20:00:29
<br>内容：更简单的方法: <BR><BR>char buf[13] = {0}; //修改成如此
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