jQuery Only child selector
Description and Syntax
$(':only-child')
selects all elements that are the only child of their parent element.
Examples
| Selector | Selects |
|---|---|
| $(':only-child') | all elements in the document that are the only child of their parent element |
| $('code:only-child') | all <code> elements that are the only child of their parent element |
The following code finds the button with no siblings in each matched div and modifies look.
<html>
<head>
<script src="http://java2s.com/style/jquery-1.8.0.min.js">
</script>
<script type="text/javascript">
$(document).ready(function(){<!--from w ww . j a va 2s. c om-->
$("div ul:only-child")
.text("only has ul").css("border", "2px blue solid");
});
</script>
</head>
<body>
<body>
<div>
<ul>
<li>A</li>
<li>B</li>
<li>C</li>
</ul>
</div>
<div>
<ul>
<li>D</li>
<li>E</li>
<li>F</li>
<li>G</li>
</ul>
</div>
<div>
<ul>
<li>H</li>
<li>I</li>
<li>J</li>
<li>K</li>
</ul>
</div>
</body>
</html>