XBRL.php
public function getTupleElements()
	{
		if ( $this->tupleElements === null )
		{
			$this->tupleElements = array_filter( $this->elementIndex, function( $item ) { return $item['substitutionGroup'] === XBRL_Constants::$xbrliTuple; } );
		}

		return $this->tupleElements;
	}
public function getTupleElements()
	{
		if ( $this->tupleElements === null )
		{
			$this->tupleElements = array_filter( $this->elementIndex, function( $item ) { return $item['substitutionGroup'] === XBRL_Constants::$xbrliTuple; } );
		}

		return $this->tupleElements;
	}
public function getTupleElements ( ) { if ( $ this -> tupleElements === null ) { $ this -> tupleElements = array_filter ( $ this -> elementIndex , function ( $ item ) { return $ item [ 'substitutionGroup' ] === XBRL_Constants :: $ xbrliTuple ; } ) ; } return $ this -> tupleElements ; }
Get a list of the elements that are tuples
@return array
Get a list of the elements that are tuples