<html>
<head>
<link href="mmres://user_interface_reference.css" rel="stylesheet" type="text/css">
<title>PARAMETEREXISTS</title>
</head>
<body bgcolor="#FFFFFF" text="#000000">
   <div id="Description">
   <table cellpadding="0" cellspacing="0" border="0" width="100%" class="main">
      <tr> 
         <td valign="top" class="name">PARAMETEREXISTS</td>
         <td valign="top" nowrap class="compatibility">&nbsp;</td>
      </tr>
      <tr>
         <td colspan="2" class="divider"><img src="dwres:18084" width="100%" height="1"></td>
      </tr>


    </td>
  </tr>
  <tr>
    <td valign="top" colspan="2" class="description"><span class="title">Description</span>
<p>
This function is deprecated. Use the IsDefined function.
</p>

<p>
Determines whether a parameter exists. ColdFusion does not evaluate the argument.
</p>
    </td>
  </tr>
  <tr>
    <td valign="top" colspan="2" class="CLEARSEPARATION">&nbsp;</td>
  </tr>
  <tr>
    <td valign="top" colspan="2" class="description"><span class="title">History</span>
<p>
ColdFusion&#160;MX: Deprecated this function. It might not work, and might cause an error, in later releases.
</p>

         </td>
      </tr>
   </table>
   </div>

  </body>
</html>
