src/Struct/CollectionObject.php
function genETag($object)
    {
        $this->doValidateObject($object);

        $hash = md5(\Poirot\Std\flatten($object));
        return $hash;
    }
function genETag($object)
    {
        $this->doValidateObject($object);

        $hash = md5(\Poirot\Std\flatten($object));
        return $hash;
    }
function genETag ( $ object ) { $ this -> doValidateObject ( $ object ) ; $ hash = md5 ( \ Poirot \ Std \ flatten ( $ object ) ) ; return $ hash ; }
Calculate a unique identifier for the contained objects

@param object $object

@return string
Calculate a unique identifier for the contained objects