original_string: public function getPlatformVersion() { 
  		if ($this->_platformVersion === self::PLATFORM_UNKNOWN ) 
  		{
  			$this->_platformVersion = $this->_platform;
  		}
  		return $this->_platformVersion; 
  	}
code: public function getPlatformVersion() { 
  		if ($this->_platformVersion === self::PLATFORM_UNKNOWN ) 
  		{
  			$this->_platformVersion = $this->_platform;
  		}
  		return $this->_platformVersion; 
  	}
code_tokens: public function getPlatformVersion ( ) { if ( $ this -> _platformVersion === self :: PLATFORM_UNKNOWN ) { $ this -> _platformVersion = $ this -> _platform ; } return $ this -> _platformVersion ; }
docstring: The name of the platform.  All return types are from the class contants
  Fallback platformVersion with platform if platformVersion unknown
  @return string Platformversion of the browser
docstring_tokens: The name of the platform . All return types are from the class contants Fallback platformVersion with platform if platformVersion unknown