121     public $parent = null;  variable in simple_html_dom_node
148         $this->parent = null;
244     function parent($parent=null)  argument
248         if ($parent !== null)
250             $this->parent = $parent;
251             $this->parent->nodes[] = $this;
252             $this->parent->children[] = $this;
255         return $this->parent;
298         if ($this->parent===null)
304         $count = count($this->parent->children);
305         while ($idx<$count && $this!==$this->parent->children[$idx])
313         return $this->parent->children[$idx];
319         if ($this->parent===null) return null;
321         $count = count($this->parent->children);
322         while ($idx<$count && $this!==$this->parent->children[$idx])
325         return $this->parent->children[$idx];
345             $returnDom = $returnDom->parent;
578             $parent = $this->parent;
579             while (!isset($parent->_[HDOM_INFO_END]) && $parent!==null) {
581                 $parent = $parent->parent;
583             $end += $parent->_[HDOM_INFO_END];
951     function parentNode() {return $this->parent();}
959     function appendChild($node) {$node->parent($this); return $node;}
984     protected $parent;  variable in simple_html_dom
1122         if (isset($this->parent)) {$this->parent->clear(); unset($this->parent);}
1164         $this->parent = $this->root;
1281             $parent_lower = strtolower($this->parent->tag);
1288                     $this->parent->_[HDOM_INFO_END] = 0;
1289                     $org_parent = $this->parent;
1291                     while (($this->parent->parent) && strtolower($this->parent->tag)!==$tag_lower)
1292                         $this->parent = $this->parent->parent;
1294                     if (strtolower($this->parent->tag)!==$tag_lower) {
1295                         $this->parent = $org_parent; // restore origonal parent
1296                         if ($this->parent->parent) $this->parent = $this->parent->parent;
1297                         $this->parent->_[HDOM_INFO_END] = $this->cursor;
1301                 else if (($this->parent->parent) && isset($this->block_tags[$tag_lower]))
1303                     $this->parent->_[HDOM_INFO_END] = 0;
1304                     $org_parent = $this->parent;
1306                     while (($this->parent->parent) && strtolower($this->parent->tag)!==$tag_lower)
1307                         $this->parent = $this->parent->parent;
1309                     if (strtolower($this->parent->tag)!==$tag_lower)
1311                         $this->parent = $org_parent; // restore origonal parent
1312                         $this->parent->_[HDOM_INFO_END] = $this->cursor;
1316 …           else if (($this->parent->parent) && strtolower($this->parent->parent->tag)===$tag_lower)
1318                     $this->parent->_[HDOM_INFO_END] = 0;
1319                     $this->parent = $this->parent->parent;
1325             $this->parent->_[HDOM_INFO_END] = $this->cursor;
1326             if ($this->parent->parent) $this->parent = $this->parent->parent;
1385             while (isset($this->optional_closing_tags[$tag_lower][strtolower($this->parent->tag)]))
1387                 $this->parent->_[HDOM_INFO_END] = 0;
1388                 $this->parent = $this->parent->parent;
1390             $node->parent = $this->parent;
1467             if (!isset($this->self_closing_tags[strtolower($node->tag)])) $this->parent = $node;
1522         $node->parent = $this->parent;
1523         $this->parent->nodes[] = $node;
1526             $this->parent->children[] = $node;