up

2-ui/1-document/07-modifying-document/5-why-aaa/task.md

@@ -2,7 +2,7 @@ importance: 1
 
 ---
 
-# Why "ааа" remains?
+# Why "aaa" remains?
 
 Run the example. Why `table.remove()` does not delete the text `"aaa"`?
 

2-ui/1-document/07-modifying-document/7-create-object-tree/innerhtml.view/index.html

@@ -27,7 +27,7 @@
       container.innerHTML = createTreeText(obj);
     }
 
-    function createTreeText(obj) { // отдельная рекурсивная функция
+    function createTreeText(obj) { // standalone recursive function
       let li = '';
       for (let key in obj) {
         li += '<li>' + key + createTreeText(obj[key]) + '</li>';
@@ -38,7 +38,6 @@
       return ul || '';
     }
 
-    let container = document.getElementById('container');
     createTree(container, data);
   </script>
 </body>

2-ui/1-document/07-modifying-document/8-tree-count/solution.view/index.html

@@ -43,12 +43,12 @@
     let lis = document.getElementsByTagName('li');
 
     for (let li of lis) {
-      // получить количество детей
-      let childCount = li.getElementsByTagName('li').length;
-      if (!childCount) continue;
+      // get the count of all <li> below this <li>
+      let descendantsCount = li.getElementsByTagName('li').length;
+      if (!descendantsCount) continue;
 
-      // добавить кол-во детей к текстовому узлу
-      li.firstChild.data += ' [' + childCount + ']';
+      // add directly to the text node (append to the text)
+      li.firstChild.data += ' [' + descendantsCount + ']';
     }
   </script>