title: extract the text between two tag in C#
body: <p>i am having trouble splitting in c#</p>
  
  <p><strong>(text in textbox0)</strong></p>
  
  <pre><code>start and dffdfdddddddfd&lt;m&gt;one&lt;/m&gt;&lt;m&gt;two&lt;/m&gt;&lt;m&gt;three&lt;/m&gt;&lt;m&gt;four&lt;/m&gt;dbfjnbjvbnvbnjvbnv and end
  </code></pre>
  
  <p>and I want to extract the text between <code>&lt;m&gt;</code> and <code>&lt;/m&gt;</code> when click in button1 and i need </p>
  
  <p><strong>output 1</strong> :
  one two three four <strong>(output to textbox1)</strong></p>
  
  <p><strong>output 2</strong> :
  four <strong>(output to textbox2)</strong></p>
  
  <p><strong>output 3</strong> :
  one <strong>(output to textbox3)</strong></p>
  
  <p>what do i do ?</p>
  
  <p>how would I do this?</p>
  
  <p>please give me <strong>full code for button1_Click</strong> please.i am amateur in C# , so i need for out put code </p>