如何用正则表达式取"start"和"end"之间的字符串匹配对

eFrey 2011-01-10 07:40:28

请问如何用Regex.matches取start和end关键词之间的字符串匹配对，我用 start[\s\S]*end 只能取到一个匹配对，但实际上有两组，请访问这个正则表达式该如何写。
原始字符串如下所示。

start
<img
width=554 height=415 src="1.files/image003.jpg">

）测点(1x)

end

 

start
<img
width=554 height=415 src="1.files/image003.jpg">

）测点(1x)

end

...全文

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q107770540 2011-01-10

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void Main()

{

	  string html = @"<p class=MsoNormal><span lang=EN-US>start</span></p>

<p class=MsoNormal align=center style='text-align:center'><span lang=EN-US><img

width=554 height=415 src=""1.files/image003.jpg""></span></p>

 

<span style='font-family:黑体'>）测点</span><span lang=EN-US>(1x)</span></p>



<p class=MsoNormal><span lang=EN-US>end</span></p>



<p class=MsoNormal><span lang=EN-US> </span></p>



<p class=MsoNormal><span lang=EN-US>start</span></p>

<p class=MsoNormal align=center style='text-align:center'><span lang=EN-US><img

width=554 height=415 src=""1.files/image003.jpg""></span></p>

 

<span style='font-family:黑体'>）测点</span><span lang=EN-US>(1x)</span></p>



<p class=MsoNormal><span lang=EN-US>end</span></p>



<p class=MsoNormal><span lang=EN-US> </span></p>";

   foreach(Match m in Regex.Matches(html,@"(?is)start[\s\S]+?end"))

   {

    Console.WriteLine(m.Value);

   }

   

   /*

   start</span></p>

<p class=MsoNormal align=center style='text-align:center'><span lang=EN-US><img

width=554 height=415 src="1.files/image003.jpg"></span></p>

 

<span style='font-family:黑体'>）测点</span><span lang=EN-US>(1x)</span></p>



<p class=MsoNormal><span lang=EN-US>end

start</span></p>

<p class=MsoNormal align=center style='text-align:center'><span lang=EN-US><img

width=554 height=415 src="1.files/image003.jpg"></span></p>

 

<span style='font-family:黑体'>）测点</span><span lang=EN-US>(1x)</span></p>



<p class=MsoNormal><span lang=EN-US>end



   */

}