public function getStack($imploded = true)
    {
        return (bool) $imploded ? implode('.', $this->keystack) : $this->keystack;
    }
public function getStack($imploded = true)
    {
        return (bool) $imploded ? implode('.', $this->keystack) : $this->keystack;
    }
public function getStack ( $ imploded = true ) { return ( bool ) $ imploded ? implode ( '.' , $ this -> keystack ) : $ this -> keystack ; }
Fetch the stack either as array or as dot separated string.

@param bool|true $imploded If true, the result will be a dot separated string, the stack array otherwise.

@return string|\string[]
Fetch the stack either as array or as dot separated string .