void constructor HTML_QuickForm_xbutton::HTML_QuickForm_xbutton ( 
      string $elementName
        = null
      
       , string $elementContent
        = null
      
       , mixed $attributes
        = null
      
     )
This package is not documented yet.
$elementName
       (optional) Button name
$elementContent
       (optional) Button content (HTML to add between <button></button> tags)
$attributes
       (optional) Either a typical HTML attribute string or an associative array
throws no exceptions thrown
This function can not be called statically.
since 3.2.3