Oliver Eyton-Williams ee1e8abd87
feat(curriculum): restore seed + solution to Chinese (#40683)
* feat(tools): add seed/solution restore script

* chore(curriculum): remove empty sections' markers

* chore(curriculum): add seed + solution to Chinese

* chore: remove old formatter

* fix: update getChallenges

parse translated challenges separately, without reference to the source

* chore(curriculum): add dashedName to English

* chore(curriculum): add dashedName to Chinese

* refactor: remove unused challenge property 'name'

* fix: relax dashedName requirement

* fix: stray tag

Remove stray `pre` tag from challenge file.

Signed-off-by: nhcarrigan <nhcarrigan@gmail.com>

Co-authored-by: nhcarrigan <nhcarrigan@gmail.com>
2021-01-12 19:31:00 -07:00

119 lines
3.0 KiB
Markdown

---
id: bad87fee1348bd9aed808826
title: Disable an Element Using jQuery
challengeType: 6
forumTopicId: 17563
dashedName: disable-an-element-using-jquery
---
# --description--
You can also change the non-CSS properties of HTML elements with jQuery. For example, you can disable buttons.
When you disable a button, it will become grayed-out and can no longer be clicked.
jQuery has a function called `.prop()` that allows you to adjust the properties of elements.
Here's how you would disable all buttons:
`$("button").prop("disabled", true);`
Disable only the `target1` button.
# --hints--
Your `target1` button should be disabled.
```js
assert(
$('#target1') &&
$('#target1').prop('disabled') &&
code.match(/["']disabled["'],( true|true)/g)
);
```
No other buttons should be disabled.
```js
assert($('#target2') && !$('#target2').prop('disabled'));
```
You should only use jQuery to add these classes to the element.
```js
assert(!code.match(/disabled[^<]*>/g));
```
# --seed--
## --seed-contents--
```html
<script>
$(document).ready(function() {
$("#target1").css("color", "red");
});
</script>
<!-- Only change code above this line -->
<div class="container-fluid">
<h3 class="text-primary text-center">jQuery Playground</h3>
<div class="row">
<div class="col-xs-6">
<h4>#left-well</h4>
<div class="well" id="left-well">
<button class="btn btn-default target" id="target1">#target1</button>
<button class="btn btn-default target" id="target2">#target2</button>
<button class="btn btn-default target" id="target3">#target3</button>
</div>
</div>
<div class="col-xs-6">
<h4>#right-well</h4>
<div class="well" id="right-well">
<button class="btn btn-default target" id="target4">#target4</button>
<button class="btn btn-default target" id="target5">#target5</button>
<button class="btn btn-default target" id="target6">#target6</button>
</div>
</div>
</div>
</div>
```
# --solutions--
```html
<script>
$(document).ready(function() {
$("#target1").css("color", "red");
$("#target1").prop("disabled", true);
});
</script>
<!-- Only change code above this line -->
<div class="container-fluid">
<h3 class="text-primary text-center">jQuery Playground</h3>
<div class="row">
<div class="col-xs-6">
<h4>#left-well</h4>
<div class="well" id="left-well">
<button class="btn btn-default target" id="target1">#target1</button>
<button class="btn btn-default target" id="target2">#target2</button>
<button class="btn btn-default target" id="target3">#target3</button>
</div>
</div>
<div class="col-xs-6">
<h4>#right-well</h4>
<div class="well" id="right-well">
<button class="btn btn-default target" id="target4">#target4</button>
<button class="btn btn-default target" id="target5">#target5</button>
<button class="btn btn-default target" id="target6">#target6</button>
</div>
</div>
</div>
</div>
```