this method returns a specialized object which implements the specialized apis of the specified feature and version , as specified in dom features . the specialized object may also be obtained by using binding-specific casting methods but is not necessarily expected to , as discussed in mixed dom implementations . this method also allow the implementation to provide specialized objects which do not support the domimplementation interface . concode_field_sep PlaceHolder placeHolder concode_field_sep boolean hasFeature concode_elem_sep DocumentType createDocumentType concode_elem_sep Document createDocument
Object function ( String arg0 , String arg1 ) { return ( hasFeature ( arg0 , arg1 ) ) ? this : null ; }