72     protected $iuserinfo = null;  variable in SimplePie\\IRI
277 …      if ($relative->iuserinfo !== null || $relative->ihost !== null || $relative->port !== null) {
283                         $target->iuserinfo = $base->iuserinfo;
289 …} elseif (($base->iuserinfo !== null || $base->ihost !== null || $base->port !== null) && $base->i…
653 …if (isset($this->normalization[$this->scheme]['iuserinfo']) && $this->iuserinfo === $this->normali…
654             $this->iuserinfo = null;
685         $isauthority = $this->iuserinfo !== null || $this->ihost !== null ||
730                 $this->iuserinfo,
755             $this->iuserinfo,
806             $this->iuserinfo = null;
812                 $this->iuserinfo,
823             $iuserinfo = substr($remaining, 0, $iuserinfo_end);
826             $iuserinfo = null;
837         $return = $this->set_userinfo($iuserinfo) &&
842             $this->iuserinfo,
854      * @param string $iuserinfo
857     public function set_userinfo($iuserinfo)  argument
859         if ($iuserinfo === null) {
860             $this->iuserinfo = null;
862 …          $this->iuserinfo = $this->replace_invalid_with_pct_encoding($iuserinfo, '!$&\'()*+,;=:');
1075         if ($this->iuserinfo !== null || $this->ihost !== null || $this->port !== null) {
1077             if ($this->iuserinfo !== null) {
1078                 $iauthority .= $this->iuserinfo . '@';