例：

<form id="ucp" method="post" action="./ucp.PHP?i=nhl&amp;mode=nhl">
<fieldset class="fields2">
<dl>
    <dt><label for="teamname">Team Name:</label></dt>
    <dd><input type="text" maxlength="25" id="teamname"></dd>
</dl>
<fieldset class="submit-buttons">
  <input type="reset" value="Reset" name="reset" class="button2" />&nbsp; 
  <input type="submit" name="submit" value="Submit" class="button1"/>
</fieldset>
</form>

PHP：

http_build_query($_POST) == "submit=Submit" || ""