xml = << {$method} EOD; foreach ($args as $arg) { $this->xml .= ''; $v = new Value($arg); $this->xml .= $v->getXml(); $this->xml .= "\n"; } $this->xml .= ''; } /** * @return int */ public function getLength(): int { return strlen($this->xml); } /** * @return string */ public function getXml(): string { return $this->xml; } }