title: Unicode character in XSL
body: <p>I have XSLT</p>
  
  <pre><code>&lt;xsl:if test="progression = -1"&gt;&lt;!--Insert character here--&gt;/Down&lt;/xsl:if&gt;
  &lt;xsl:if test="progression = 0"&gt;&lt;!--Insert character here--&gt;/No Change&lt;/xsl:if&gt;
  &lt;xsl:if test="progression = 1"&gt;&lt;!--Insert character here--&gt;/Up&lt;/xsl:if&gt;
  </code></pre>
  
  <p>I need to insert up, down and left right arrows in my xslt. The unicode are 2191, 2193, 2194 respectively.</p>
  
  <p><img src="https://i.stack.imgur.com/nBzuI.jpg" alt="enter image description here"></p>
  
  <p>How to I do it?</p>