Prado\IO\TTextWriter::write PHP Method

    public function write($str)
    {
        $this->_str .= $str;
    }

 public function testWrite()
 {
     $writer = new TTextWriter();
     $writer->write("some text\n");
     $writer->write("more text\n");
     self::assertEquals("some text\nmore text\n", $writer->flush());
 }