public function string($column, $length = 255)
    {
        return $this->table->addColumn($column, Type::STRING, compact('length'));
    }
public function string($column, $length = 255)
    {
        return $this->table->addColumn($column, Type::STRING, compact('length'));
    }
public function string ( $ column , $ length = 255 ) { return $ this -> table -> addColumn ( $ column , Type :: STRING , compact ( 'length' ) ) ; }
Create a new string column on the table.

@param string $column
@param int    $length

@return \Doctrine\DBAL\Schema\Column
Create a new string column on the table .