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garethredfern/children.html

Created June 30, 2012 05:26
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Selecting in jQuery
Raw
children.html
<!doctype html>
<html>
<head>
<meta charset=utf-8>
<title></title>
<style>
li { color: black; }
.emphasis > li { color: red; } <!-- Only the direct children -->
</style>
</head>
<body>
<div class="container">
<h1>Welcome to My Website </h1>
<p>Lorem ipsum dolor sit amet, consectetur adipisicing elit, sed do eiusmod tempor incididunt ut labore et dolore magna aliqua. Ut enim ad minim veniam, quis nostrud exercitation ullamco laboris nisi ut aliquip ex ea commodo consequat.</p>
<div class="container">
<ul class="emphasis container">
<li>item 1</li>
<li>item 2</li>
<li>item 2</li>
<li>item 4</li>
<li>item 5</li>
<li>
<ul>
<li>hello from the nest.</li>
</ul>
</li>
</ul>
</div>
</div>
<script src="https://ajax.googleapis.com/ajax/libs/jquery/1.7.1/jquery.js"></script>
<script>
// Only the direct children
$('.emphasis').children('li').css('color', 'green');
</script>
</body>
</html>
Raw
closest.html
<!doctype html>
<html>
<head>
<meta charset=utf-8>
<title></title>
<style>
li { color: black; }
.emphasis > li { color: red; } <!-- Only the direct children -->
</style>
</head>
<body>
<div class="container">
<h1>Welcome to My Website </h1>
<p>Lorem ipsum dolor sit amet, consectetur adipisicing elit, sed do eiusmod tempor incididunt ut labore et dolore magna aliqua. Ut enim ad minim veniam, quis nostrud exercitation ullamco laboris nisi ut aliquip ex ea commodo consequat.</p>
<div class="container">
<ul class="emphasis container">
<li>item 1</li>
<li>item 2</li>
<li>item 2</li>
<li>item 4</li>
<li>item 5</li>
<li>
<ul>
<li>hello from the nest.</li>
</ul>
</li>
</ul>
</div>
</div>
<script src="https://ajax.googleapis.com/ajax/libs/jquery/1.7.1/jquery.js"></script>
<script>
//this will select the very first match it finds then stop
$('ul').closest('.container');
</script>
</body>
</html>
Raw
find.html
<!doctype html>
<html>
<head>
<meta charset=utf-8>
<title></title>
<style>
li { color: black; }
.emphasis > li { color: red; } <!-- Only the direct children -->
</style>
</head>
<body>
<div class="container">
<h1>Welcome to My Website </h1>
<p>Lorem ipsum dolor sit amet, consectetur adipisicing elit, sed do eiusmod tempor incididunt ut labore et dolore magna aliqua. Ut enim ad minim veniam, quis nostrud exercitation ullamco laboris nisi ut aliquip ex ea commodo consequat.</p>
<div class="container">
<ul class="emphasis container">
<li>item 1</li>
<li>item 2</li>
<li>item 2</li>
<li>item 4</li>
<li>item 5</li>
<li>
<ul>
<li>hello from the nest.</li>
</ul>
</li>
</ul>
</div>
</div>
<script src="https://ajax.googleapis.com/ajax/libs/jquery/1.7.1/jquery.js"></script>
<script>
// All children
$('.emphasis').find('li').css('color', 'green');
</script>
</body>
</html>
Raw
first-1.html
<!doctype html>
<html>
<head>
<meta charset=utf-8>
<title></title>
<style>
li { color: black; }
.emphasis > li { color: red; } <!-- Only the direct children -->
</style>
</head>
<body>
<div class="container">
<h1>Welcome to My Website </h1>
<p>Lorem ipsum dolor sit amet, consectetur adipisicing elit, sed do eiusmod tempor incididunt ut labore et dolore magna aliqua. Ut enim ad minim veniam, quis nostrud exercitation ullamco laboris nisi ut aliquip ex ea commodo consequat.</p>
<div class="container">
<ul class="emphasis container">
<li>item 1</li>
<li>item 2</li>
<li>item 2</li>
<li>item 4</li>
<li>item 5</li>
<li>
<ul>
<li>hello from the nest.</li>
</ul>
</li>
</ul>
</div>
</div>
<script src="https://ajax.googleapis.com/ajax/libs/jquery/1.7.1/jquery.js"></script>
<script>
// Only the first of the direct children
$('.emphasis').children('li:first').css('color', 'green');
</script>
</body>
</html>
Raw
first-2.html
<!doctype html>
<html>
<head>
<meta charset=utf-8>
<title></title>
<style>
li { color: black; }
.emphasis > li { color: red; } <!-- Only the direct children -->
</style>
</head>
<body>
<div class="container">
<h1>Welcome to My Website </h1>
<p>Lorem ipsum dolor sit amet, consectetur adipisicing elit, sed do eiusmod tempor incididunt ut labore et dolore magna aliqua. Ut enim ad minim veniam, quis nostrud exercitation ullamco laboris nisi ut aliquip ex ea commodo consequat.</p>
<div class="container">
<ul class="emphasis container">
<li>item 1</li>
<li>item 2</li>
<li>item 2</li>
<li>item 4</li>
<li>item 5</li>
<li>
<ul>
<li>hello from the nest.</li>
</ul>
</li>
</ul>
</div>
</div>
<script src="https://ajax.googleapis.com/ajax/libs/jquery/1.7.1/jquery.js"></script>
<script>
// Only the first of the direct children using a method - first()
$('.emphasis').children('li').first().css('color', 'green');
</script>
</body>
</html>
Raw
first-3.html
<!doctype html>
<html>
<head>
<meta charset=utf-8>
<title></title>
<style>
li { color: black; }
.emphasis > li { color: red; } <!-- Only the direct children -->
</style>
</head>
<body>
<div class="container">
<h1>Welcome to My Website </h1>
<p>Lorem ipsum dolor sit amet, consectetur adipisicing elit, sed do eiusmod tempor incididunt ut labore et dolore magna aliqua. Ut enim ad minim veniam, quis nostrud exercitation ullamco laboris nisi ut aliquip ex ea commodo consequat.</p>
<div class="container">
<ul class="emphasis container">
<li>item 1</li>
<li>item 2</li>
<li>item 2</li>
<li>item 4</li>
<li>item 5</li>
<li>
<ul>
<li>hello from the nest.</li>
</ul>
</li>
</ul>
</div>
</div>
<script src="https://ajax.googleapis.com/ajax/libs/jquery/1.7.1/jquery.js"></script>
<script>
// Only the first of the direct children using a method - eq()
$('.emphasis').children('li').eq(0).css('color', 'green');
</script>
</body>
</html>
Raw
next.html
<!doctype html>
<html>
<head>
<meta charset=utf-8>
<title></title>
<style>
li { color: black; }
.emphasis > li { color: red; } <!-- Only the direct children -->
</style>
</head>
<body>
<div class="container">
<h1>Welcome to My Website </h1>
<p>Lorem ipsum dolor sit amet, consectetur adipisicing elit, sed do eiusmod tempor incididunt ut labore et dolore magna aliqua. Ut enim ad minim veniam, quis nostrud exercitation ullamco laboris nisi ut aliquip ex ea commodo consequat.</p>
<div class="container">
<ul class="emphasis container">
<li>item 1</li>
<li>item 2</li>
<li>item 2</li>
<li>item 4</li>
<li>item 5</li>
<li>
<ul>
<li>hello from the nest.</li>
</ul>
</li>
</ul>
</div>
</div>
<script src="https://ajax.googleapis.com/ajax/libs/jquery/1.7.1/jquery.js"></script>
<script>
// Only the fourth of the direct children using a method then select the next - next()
$('.emphasis').children('li').eq(3).next().css('color', 'green');
</script>
</body>
</html>
Raw
parent.html
<!doctype html>
<html>
<head>
<meta charset=utf-8>
<title></title>
<style>
li { color: black; }
.emphasis > li { color: red; } <!-- Only the direct children -->
</style>
</head>
<body>
<div class="container">
<h1>Welcome to My Website </h1>
<p>Lorem ipsum dolor sit amet, consectetur adipisicing elit, sed do eiusmod tempor incididunt ut labore et dolore magna aliqua. Ut enim ad minim veniam, quis nostrud exercitation ullamco laboris nisi ut aliquip ex ea commodo consequat.</p>
<div class="container">
<ul class="emphasis container">
<li>item 1</li>
<li>item 2</li>
<li>item 2</li>
<li>item 4</li>
<li>item 5</li>
<li>
<ul>
<li>hello from the nest.</li>
</ul>
</li>
</ul>
</div>
</div>
<script src="https://ajax.googleapis.com/ajax/libs/jquery/1.7.1/jquery.js"></script>
<script>
//this will select the ul (the direct parent) then stop
$('li').parent();
</script>
</body>
</html>
Raw
parents.html
<!doctype html>
<html>
<head>
<meta charset=utf-8>
<title></title>
<style>
li { color: black; }
.emphasis > li { color: red; } <!-- Only the direct children -->
</style>
</head>
<body>
<div class="container">
<h1>Welcome to My Website </h1>
<p>Lorem ipsum dolor sit amet, consectetur adipisicing elit, sed do eiusmod tempor incididunt ut labore et dolore magna aliqua. Ut enim ad minim veniam, quis nostrud exercitation ullamco laboris nisi ut aliquip ex ea commodo consequat.</p>
<div class="container">
<ul class="emphasis container">
<li>item 1</li>
<li>item 2</li>
<li>item 2</li>
<li>item 4</li>
<li>item 5</li>
<li>
<ul>
<li>hello from the nest.</li>
</ul>
</li>
</ul>
</div>
</div>
<script src="https://ajax.googleapis.com/ajax/libs/jquery/1.7.1/jquery.js"></script>
<script>
//this will select all the parent elements not just ul right up the DOM
$('li').parents();
</script>
</body>
</html>
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