📄 csdn_文档中心_关注内存 提高软件性能.htm
字号:
style="COLOR: black; mso-font-kerning: 0pt">;<o:p></o:p></SPAN></FONT></P>
<P class=MsoNormal style="MARGIN: 0cm 0cm 0pt"><SPAN lang=EN-US
style="COLOR: black; mso-font-kerning: 0pt"><FONT size=3><SPAN
style="mso-tab-count: 1">
</SPAN>}<o:p></o:p></FONT></SPAN></P>
<P class=MsoNormal style="MARGIN: 0cm 0cm 0pt"><FONT size=3><SPAN
lang=EN-US style="COLOR: black; mso-font-kerning: 0pt"><SPAN
style="mso-tab-count: 1">
</SPAN>~A(){ cout<<</SPAN><SPAN lang=EN-US
style="COLOR: #000077; mso-font-kerning: 0pt">"detor
A\n"</SPAN><SPAN lang=EN-US
style="COLOR: black; mso-font-kerning: 0pt">;<o:p></o:p></SPAN></FONT></P>
<P class=MsoNormal style="MARGIN: 0cm 0cm 0pt"><SPAN lang=EN-US
style="COLOR: black; mso-font-kerning: 0pt"><FONT size=3><SPAN
style="mso-tab-count: 1">
</SPAN>}<o:p></o:p></FONT></SPAN></P>
<P class=MsoNormal style="MARGIN: 0cm 0cm 0pt"><FONT size=3><SPAN
lang=EN-US style="COLOR: black; mso-font-kerning: 0pt"><SPAN
style="mso-spacerun: yes"> </SPAN></SPAN><SPAN lang=EN-US
style="mso-font-kerning: 0pt">void<SPAN style="COLOR: black">*<SPAN
style="mso-tab-count: 1">
</SPAN></SPAN>operator<SPAN style="COLOR: black"> </SPAN>new<SPAN
style="COLOR: black">(size_t
size)<o:p></o:p></SPAN></SPAN></FONT></P>
<P class=MsoNormal style="MARGIN: 0cm 0cm 0pt"><SPAN lang=EN-US
style="COLOR: black; mso-font-kerning: 0pt"><FONT size=3><SPAN
style="mso-spacerun: yes"> </SPAN>{<o:p></o:p></FONT></SPAN></P>
<P class=MsoNormal style="MARGIN: 0cm 0cm 0pt"><FONT size=3><SPAN
lang=EN-US style="COLOR: black; mso-font-kerning: 0pt"><SPAN
style="mso-tab-count: 1">
</SPAN><SPAN style="mso-spacerun: yes"> </SPAN></SPAN><SPAN
lang=EN-US style="mso-font-kerning: 0pt">void<SPAN
style="COLOR: black">* p =
malloc(size);<o:p></o:p></SPAN></SPAN></FONT></P>
<P class=MsoNormal style="MARGIN: 0cm 0cm 0pt"><SPAN lang=EN-US
style="COLOR: black; mso-font-kerning: 0pt"><FONT size=3><SPAN
style="mso-tab-count: 1">
</SPAN><SPAN
style="mso-spacerun: yes"> </SPAN>memlist.push_front(p);<o:p></o:p></FONT></SPAN></P>
<P class=MsoNormal style="MARGIN: 0cm 0cm 0pt"><FONT size=3><SPAN
lang=EN-US style="COLOR: black; mso-font-kerning: 0pt"><SPAN
style="mso-tab-count: 1">
</SPAN><SPAN style="mso-spacerun: yes"> </SPAN></SPAN><SPAN
lang=EN-US style="mso-font-kerning: 0pt">return<SPAN
style="COLOR: black"> p;<o:p></o:p></SPAN></SPAN></FONT></P>
<P class=MsoNormal style="MARGIN: 0cm 0cm 0pt"><SPAN lang=EN-US
style="COLOR: black; mso-font-kerning: 0pt"><FONT size=3><SPAN
style="mso-spacerun: yes"> </SPAN>}<o:p></o:p></FONT></SPAN></P>
<P class=MsoNormal style="MARGIN: 0cm 0cm 0pt"><FONT size=3><SPAN
lang=EN-US style="COLOR: black; mso-font-kerning: 0pt"><SPAN
style="mso-spacerun: yes"> </SPAN></SPAN><SPAN lang=EN-US
style="mso-font-kerning: 0pt">void<SPAN style="COLOR: black">
</SPAN>operator<SPAN style="COLOR: black"> </SPAN>delete<SPAN
style="COLOR: black">(</SPAN>void<SPAN style="COLOR: black">
*p)<o:p></o:p></SPAN></SPAN></FONT></P>
<P class=MsoNormal style="MARGIN: 0cm 0cm 0pt"><SPAN lang=EN-US
style="COLOR: black; mso-font-kerning: 0pt"><FONT size=3><SPAN
style="mso-spacerun: yes"> </SPAN>{<o:p></o:p></FONT></SPAN></P>
<P class=MsoNormal style="MARGIN: 0cm 0cm 0pt"><SPAN lang=EN-US
style="COLOR: black; mso-font-kerning: 0pt"><FONT size=3><SPAN
style="mso-tab-count: 1">
</SPAN><SPAN
style="mso-spacerun: yes"> </SPAN>free(p);<o:p></o:p></FONT></SPAN></P>
<P class=MsoNormal style="MARGIN: 0cm 0cm 0pt"><SPAN lang=EN-US
style="COLOR: black; mso-font-kerning: 0pt"><FONT size=3><SPAN
style="mso-spacerun: yes"> </SPAN>}<o:p></o:p></FONT></SPAN></P>
<P class=MsoNormal style="MARGIN: 0cm 0cm 0pt"><SPAN lang=EN-US
style="COLOR: black; mso-font-kerning: 0pt"><FONT
size=3>};<o:p></o:p></FONT></SPAN></P>
<P class=MsoNormal style="MARGIN: 0cm 0cm 0pt"><SPAN lang=EN-US
style="mso-font-kerning: 0pt"><FONT size=3>void<SPAN
style="COLOR: black"> Destroy()<o:p></o:p></SPAN></FONT></SPAN></P>
<P class=MsoNormal style="MARGIN: 0cm 0cm 0pt"><SPAN lang=EN-US
style="COLOR: black; mso-font-kerning: 0pt"><FONT
size=3>{<o:p></o:p></FONT></SPAN></P>
<P class=MsoNormal style="MARGIN: 0cm 0cm 0pt"><SPAN lang=EN-US
style="COLOR: black; mso-font-kerning: 0pt"><FONT size=3><SPAN
style="mso-tab-count: 1">
</SPAN><o:p></o:p></FONT></SPAN></P>
<P class=MsoNormal style="MARGIN: 0cm 0cm 0pt"><SPAN lang=EN-US
style="COLOR: black; mso-font-kerning: 0pt"><o:p><FONT
size=3> </FONT></o:p></SPAN></P>
<P class=MsoNormal style="MARGIN: 0cm 0cm 0pt"><SPAN lang=EN-US
style="COLOR: black; mso-font-kerning: 0pt"><FONT size=3><SPAN
style="mso-tab-count: 1">
</SPAN>memlist.clear();<o:p></o:p></FONT></SPAN></P>
<P class=MsoNormal style="MARGIN: 0cm 0cm 0pt"><SPAN lang=EN-US
style="COLOR: black; mso-font-kerning: 0pt"><FONT size=3><SPAN
style="mso-tab-count: 1">
</SPAN><o:p></o:p></FONT></SPAN></P>
<P class=MsoNormal style="MARGIN: 0cm 0cm 0pt"><SPAN lang=EN-US
style="COLOR: black; mso-font-kerning: 0pt"><FONT
size=3>}<o:p></o:p></FONT></SPAN></P>
<P class=MsoNormal style="MARGIN: 0cm 0cm 0pt"><SPAN lang=EN-US
style="COLOR: black; mso-font-kerning: 0pt"><o:p><FONT
size=3> </FONT></o:p></SPAN></P>
<P class=MsoNormal style="MARGIN: 0cm 0cm 0pt"><SPAN lang=EN-US
style="mso-font-kerning: 0pt"><FONT size=3>void<SPAN
style="COLOR: black"> fun()<o:p></o:p></SPAN></FONT></SPAN></P>
<P class=MsoNormal style="MARGIN: 0cm 0cm 0pt"><SPAN lang=EN-US
style="COLOR: black; mso-font-kerning: 0pt"><FONT
size=3>{<o:p></o:p></FONT></SPAN></P>
<P class=MsoNormal style="MARGIN: 0cm 0cm 0pt"><FONT size=3><SPAN
lang=EN-US style="COLOR: black; mso-font-kerning: 0pt"><SPAN
style="mso-tab-count: 1">
</SPAN>A* pa = </SPAN><SPAN lang=EN-US
style="mso-font-kerning: 0pt">new<SPAN style="COLOR: black"><SPAN
style="mso-spacerun: yes">
</SPAN>A;<o:p></o:p></SPAN></SPAN></FONT></P>
<P class=MsoNormal style="MARGIN: 0cm 0cm 0pt"><FONT size=3><SPAN
lang=EN-US style="COLOR: black; mso-font-kerning: 0pt"><SPAN
style="mso-tab-count: 1">
</SPAN>A* pb = </SPAN><SPAN lang=EN-US
style="mso-font-kerning: 0pt">new<SPAN style="COLOR: black">
A;<o:p></o:p></SPAN></SPAN></FONT></P>
<P class=MsoNormal style="MARGIN: 0cm 0cm 0pt"><FONT size=3><SPAN
lang=EN-US style="COLOR: black; mso-font-kerning: 0pt"><SPAN
style="mso-tab-count: 1">
</SPAN>A* pc = </SPAN><SPAN lang=EN-US
style="mso-font-kerning: 0pt">new<SPAN style="COLOR: black">
A;<o:p></o:p></SPAN></SPAN></FONT></P>
<P class=MsoNormal style="MARGIN: 0cm 0cm 0pt"><FONT size=3><SPAN
lang=EN-US style="COLOR: black; mso-font-kerning: 0pt"><SPAN
style="mso-tab-count: 1">
</SPAN>cout<<</SPAN><SPAN lang=EN-US
style="COLOR: #000077; mso-font-kerning: 0pt">"memlist has:
"</SPAN><SPAN lang=EN-US
style="COLOR: black; mso-font-kerning: 0pt"> << memlist.size()
<<endl;<o:p></o:p></SPAN></FONT></P>
<P class=MsoNormal style="MARGIN: 0cm 0cm 0pt"><SPAN lang=EN-US
style="COLOR: black; mso-font-kerning: 0pt"><FONT size=3><SPAN
style="mso-tab-count: 1">
</SPAN>Destroy();<o:p></o:p></FONT></SPAN></P>
<P class=MsoNormal style="MARGIN: 0cm 0cm 0pt"><SPAN lang=EN-US
style="COLOR: black; mso-font-kerning: 0pt"><o:p><FONT
size=3> </FONT></o:p></SPAN></P>
<P class=MsoNormal style="MARGIN: 0cm 0cm 0pt"><SPAN lang=EN-US
style="COLOR: black; mso-font-kerning: 0pt"><FONT
size=3>}<o:p></o:p></FONT></SPAN></P>
<P class=MsoNormal style="MARGIN: 0cm 0cm 0pt"><SPAN lang=EN-US
style="COLOR: black; mso-font-kerning: 0pt"><o:p><FONT
size=3> </FONT></o:p></SPAN></P>
<P class=MsoNormal style="MARGIN: 0cm 0cm 0pt"><SPAN lang=EN-US
style="mso-font-kerning: 0pt"><FONT size=3>void<SPAN
style="COLOR: black"> main()<o:p></o:p></SPAN></FONT></SPAN></P>
<P class=MsoNormal style="MARGIN: 0cm 0cm 0pt"><SPAN lang=EN-US
style="COLOR: black; mso-font-kerning: 0pt"><FONT
size=3>{<o:p></o:p></FONT></SPAN></P>
<P class=MsoNormal style="MARGIN: 0cm 0cm 0pt"><SPAN lang=EN-US
style="COLOR: black; mso-font-kerning: 0pt"><o:p><FONT
size=3> </FONT></o:p></SPAN></P>
<P class=MsoNormal style="MARGIN: 0cm 0cm 0pt"><SPAN lang=EN-US
style="COLOR: black; mso-font-kerning: 0pt"><FONT
size=3>fun();<o:p></o:p></FONT></SPAN></P>
<P class=MsoNormal style="MARGIN: 0cm 0cm 0pt"><FONT size=3><SPAN
lang=EN-US
style="COLOR: black; mso-font-kerning: 0pt">cout<<</SPAN><SPAN
lang=EN-US style="COLOR: #000077; mso-font-kerning: 0pt">"now
memlist has<SPAN style="mso-spacerun: yes">
</SPAN>"</SPAN><SPAN lang=EN-US
style="COLOR: black; mso-font-kerning: 0pt"><<
memlist.size();<SPAN style="mso-tab-count: 1">
</SPAN><o:p></o:p></SPAN></FONT></P>
<P class=MsoNormal style="MARGIN: 0cm 0cm 0pt"><SPAN lang=EN-US
style="COLOR: black; mso-font-kerning: 0pt"><FONT
size=3>}<o:p></o:p></FONT></SPAN></P><BR></TD></TR></TBODY></TABLE></TD></TR></TBODY></TABLE><BR>
<TABLE align=center bgColor=#006699 border=0 cellPadding=0 cellSpacing=0
width=770>
<TBODY>
<TR bgColor=#006699>
<TD align=middle bgColor=#006699 id=white><FONT
color=#ffffff>对该文的评论</FONT></TD>
<TD align=middle>
<SCRIPT src="CSDN_文档中心_关注内存 提高软件性能.files/readnum.htm"></SCRIPT>
</TD></TR></TBODY></TABLE><BR>
<DIV align=center>
<TABLE align=center bgColor=#cccccc border=0 cellPadding=2 cellSpacing=1
width=770>
<TBODY>
<TR>
<TH bgColor=#006699 id=white><FONT
color=#ffffff>我要评论</FONT></TH></TR></TBODY></TABLE></DIV>
<DIV align=center>
<TABLE border=0 width=770>
<TBODY>
<TR>
<TD>你没有登陆，无法发表评论。 请先<A
href="http://www.csdn.net/member/login.asp?from=/Develop/read_article.asp?id=27471">登陆</A>
<A
href="http://www.csdn.net/expert/zc.asp">我要注册</A><BR></TD></TR></TBODY></TABLE></DIV><BR>
<HR noShade SIZE=1 width=770>
<TABLE border=0 cellPadding=0 cellSpacing=0 width=500>
<TBODY>
<TR align=middle>
<TD height=10 vAlign=bottom><A
href="http://www.csdn.net/intro/intro.asp?id=2">网站简介</A> - <A
href="http://www.csdn.net/intro/intro.asp?id=5">广告服务</A> - <A
href="http://www.csdn.net/map/map.shtm">网站地图</A> - <A
href="http://www.csdn.net/help/help.asp">帮助信息</A> - <A
href="http://www.csdn.net/intro/intro.asp?id=2">联系方式</A> - <A
href="http://www.csdn.net/english">English</A> </TD>
<TD align=middle rowSpan=3><A
href="http://www.hd315.gov.cn/beian/view.asp?bianhao=010202001032100010"><IMG
border=0 height=48 src="CSDN_文档中心_关注内存 提高软件性能.files/biaoshi.gif"
width=40></A></TD></TR>
<TR align=middle>
<TD vAlign=top>百联美达美公司 版权所有 京ICP证020026号</TD></TR>
<TR align=middle>
<TD vAlign=top><FONT face=Verdana>Copyright © CSDN.net, Inc. All rights
reserved</FONT></TD></TR>
<TR>
<TD height=15></TD>
<TD></TD></TR></TBODY></TABLE></DIV>
<DIV></DIV><!--内容结束//--><!--结束//--></BODY></HTML>
⌨️ 快捷键说明
复制代码
Ctrl + C
搜索代码
Ctrl + F
全屏模式
F11
切换主题
Ctrl + Shift + D
显示快捷键
?
增大字号
Ctrl + =
减小字号
Ctrl + -