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@nicksheffield
Created August 12, 2015 06:05
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Basic jQuery DOM Traversal
<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8">
<title>DOM Traversal</title>
<style>
.box1, .box2, .box3, .box4, .box5{
border: 1px solid black;
padding: 1em;
background: white;
}
</style>
</head>
<body>
<h1>DOM Traversal</h1>
<div class="box1">
1
<div class="box2">
2
<div class="box3">
3
<div class="box4">
4
<div class="box5">5</div>
</div>
</div>
</div>
</div>
<script src="bower_components/jquery/dist/jquery.min.js"></script>
<script src="script.js"></script>
</body>
</html>
$(function(){
$('.box3').css('background', 'yellow');
// .parent() goes up one level
$('.box3')
.parent()
.css('background', 'blue');
// you can use .parent() multiple times
$('.box3')
.parent()
.parent()
.css('background', 'lime');
// closest gets the first parent that matches
// the selector
$('.box3')
.closest('.box1')
.css('background', 'lime');
// children gets all the direct children
$('.box3')
.children()
.css('background', 'magenta');
// find gets all the descendents
// that match the selector
$('.box3')
.find('.box5')
.css('background', 'cyan');
});
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