fayzasalman · April 8, 2021 15:57 · Oct 10, 2013 · Oct 10, 2013 · Oct 10, 2013 · Oct 10, 2013
diff --git a/traversing.md → traversing-example.md b/traversing.md → traversing-example.md
diff --git a/traversing.md b/traversing.md
@@ -22,7 +22,7 @@ foreach($root->children as $category) {
 }
 ``` 
 
-This approach is ok if you don't need to go too deep under your hierarchy tree (usually 1 to 3 levels). If you'd need to traverse your tree deeper or, maybe get the full hierarchy tree, a recursive approach should be better.
+This approach is ok if you don't need to go too deep under your hierarchy tree (usually 1 to 3 levels). If you'd need to traverse your tree deeper or, maybe get the full hierarchy tree, you could consider a simple recursive approach.
 
 ```PHP
 <?php

diff --git a/traversing.md b/traversing.md
@@ -25,6 +25,8 @@ foreach($root->children as $category) {
 This approach is ok if you don't need to go too deep under your hierarchy tree (usually 1 to 3 levels). If you'd need to traverse your tree deeper or, maybe get the full hierarchy tree, a recursive approach should be better.
 
 ```PHP
+<?php
+
 $roots = Category::roots()->get();
 
 echo "<ul>";

diff --git a/traversing.md b/traversing.md
@@ -1,6 +1,8 @@
 The simplest way to traverse the hierarchy tree with [Baum](https://github.com/etrepat/Baum) is by iterating through the `children` relation.
 
 ```PHP
+<?php
+
 $root = Category::roots()->with('children')->first();
 
 echo "<h3>{$root->name}</h3>";

diff --git a/gistfile1.md → traversing.md b/gistfile1.md → traversing.md
@@ -22,7 +22,7 @@ foreach($root->children as $category) {
 
 This approach is ok if you don't need to go too deep under your hierarchy tree (usually 1 to 3 levels). If you'd need to traverse your tree deeper or, maybe get the full hierarchy tree, a recursive approach should be better.
 
-```php
+```PHP
 $roots = Category::roots()->get();
 
 echo "<ul>";

diff --git a/gistfile1.md b/gistfile1.md
@@ -1,7 +1,6 @@
-
 The simplest way to traverse the hierarchy tree with [Baum](https://github.com/etrepat/Baum) is by iterating through the `children` relation.
 
-```php
+```PHP
 $root = Category::roots()->with('children')->first();
 
 echo "<h3>{$root->name}</h3>";

diff --git a/gistfile1.md b/gistfile1.md
@@ -0,0 +1,47 @@
+
+The simplest way to traverse the hierarchy tree with [Baum](https://github.com/etrepat/Baum) is by iterating through the `children` relation.
+
+```php
+$root = Category::roots()->with('children')->first();
+
+echo "<h3>{$root->name}</h3>";
+
+foreach($root->children as $category) {
+  echo "<li>";
+  echo "<b>{$category->name}</b>";
+
+  if ( $category->children()->count() > 0 ) {
+    echo "<ul>";
+    foreach($category->children as $subCategory)
+      echo "<li>{$subCategory}</li>";
+    echo "</ul>";
+  }
+
+  echo "</li>";
+}
+``` 
+
+This approach is ok if you don't need to go too deep under your hierarchy tree (usually 1 to 3 levels). If you'd need to traverse your tree deeper or, maybe get the full hierarchy tree, a recursive approach should be better.
+
+```php
+$roots = Category::roots()->get();
+
+echo "<ul>";
+foreach($roots as $root) renderNode($root);
+echo "</ul>";
+
+// *Very simple* recursive rendering function
+function renderNode($node) {
+  echo "<li>";
+  echo "<b>{$node->name}</b>";
+
+  if ( $node->children()->count() > 0 ) {
+    echo "<ul>";
+    foreach($node->children as $child) renderNode($child);
+    echo "</ul>";
+  }
+
+  echo "</li>";
+
+}
+```
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