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Ilya Kantor 2017-03-13 00:21:00 +03:00
parent 8360ebbe90
commit dbf5c7587c
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2-ui/1-document/07-modifying-document/4-clear-elem/solution.md
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@ -1,5 +1,5 @@
First, let's see how not to do it:
First, let's see how *not* to do it:
```js
function clear(elem) {
@ -9,11 +9,11 @@ function clear(elem) {
}
```
That won't work, because the call to `remove()` shifts the collection `elem.childNodes` every time, so elements every time start from index `0`. So `i` should not increase in the loop at all.
That won't work, because the call to `remove()` shifts the collection `elem.childNodes`, so elements start from the index `0` every time. But `i` increases, and some elements will be skipped.
The `for..of` loop also does the same.
The right variant would be:
The right variant could be:
```js
function clear(elem) {
@ -23,7 +23,7 @@ function clear(elem) {
}
```
And also there's a simpler variant:
And also there's a simpler way to do the same:
```js
function clear(elem) {