void HTML_QuickForm::applyFilter (mixed $element, mixed $filter)
void HTML_QuickForm::applyFilter
Applies a data filter for the given field(s). Filter is applied recursively.
Form element name or array of such names. Special name '__ALL__' means all the form elements.
Callback, either function name or array(&$object, 'method')
Table 25-1. Possible PEAR_Error values
since 2.0
This function can not be called statically.
