2.2 KiB
2.2 KiB
id | title | challengeType | videoUrl | localeTitle |
---|---|---|---|---|
bad87fee1348bd9aedd08835 | Check Radio Buttons and Checkboxes by Default | 0 | 默认情况下检查单选按钮和复选框 |
Description
checked
属性设置默认情况下要选中的复选框或单选按钮。为此,只需将“checked”一词添加到input元素的内部即可。例如: <input type="radio" name="test-name" checked>
Instructions
radio buttons
和第一个checkboxes
。 Tests
tests:
- text: 默认情况下,应检查表单上的第一个单选按钮。
testString: 'assert($("input[type="radio"]").prop("checked"), "Your first radio button on your form should be checked by default.");'
- text: 默认情况下,应检查表单上的第一个复选框。
testString: 'assert($("input[type="checkbox"]").prop("checked"), "Your first checkbox on your form should be checked by default.");'
Challenge Seed
<h2>CatPhotoApp</h2>
<main>
<p>Click here to view more <a href="#">cat photos</a>.</p>
<a href="#"><img src="https://bit.ly/fcc-relaxing-cat" alt="A cute orange cat lying on its back."></a>
<p>Things cats love:</p>
<ul>
<li>cat nip</li>
<li>laser pointers</li>
<li>lasagna</li>
</ul>
<p>Top 3 things cats hate:</p>
<ol>
<li>flea treatment</li>
<li>thunder</li>
<li>other cats</li>
</ol>
<form action="/submit-cat-photo">
<label><input type="radio" name="indoor-outdoor"> Indoor</label>
<label><input type="radio" name="indoor-outdoor"> Outdoor</label><br>
<label><input type="checkbox" name="personality"> Loving</label>
<label><input type="checkbox" name="personality"> Lazy</label>
<label><input type="checkbox" name="personality"> Energetic</label><br>
<input type="text" placeholder="cat photo URL" required>
<button type="submit">Submit</button>
</form>
</main>
Solution
// solution required