送分题

Question

<object classid="clsid:D27CDB6E-AE6D-11cf-96B8-444553540000" codebase="http://download.macromedia.com/pub/shockwave/cabs/flash/swflash.cab#version=7,0,19,0" width="100%" height="500" title="12">
  <param name="movie" value="<%=s%>" />
  <param name="quality" value="high" />
  <embed src="<%=s%>" quality="high" pluginspage="http://www.macromedia.com/go/getflashplayer" type="application/x-shockwave-flash" width="500" height="400"></embed>
</object>出现了编译错误，CS0103: 当前上下文中不存在名称“s”其中s我已经声明的了，请问为什么会这样呢，我该怎么改？

Answer 1

public string s = ""

Answer 2

全局申明
public string s="";
<%=s%>

Answer 3

<param name="movie" value=<%=s%> />