JavaScript DHTML/jQuery/before
Содержание
- 1 Add before and after
- 2 Add tag before
- 3 Add text node before
- 4 before(content): Insert content before each of the matched elements.
- 5 Inserts a DOM element before all paragraphs.
- 6 Inserts a jQuery object (similar to an Array of DOM Elements) before all paragraphs.
- 7 Inserts some HTML before all paragraphs.
Add before and after
<html>
<head>
<script type="text/javascript" src="js/jquery-1.3.2.js"></script>
<script type="text/javascript">
$(document).ready(
function() {
$("p")
.before(
"<h4>Quotes</h4>"
)
.after(
"<p class="tmpAttribution">\n" +
" - after\n" +
"</p>\n"
);
}
);
</script>
<style type="text/css">
p {
margin: 5px;
}
p.tmpAttribution {
text-align: right;
}
</style>
</head>
<body>
<p>
asdf
</p>
</body>
</html>
Add tag before
<html>
<head>
<script type="text/javascript" src="js/jquery-1.3.2.js"></script>
<script type="text/javascript">
$(document).ready(function(){
$("p").before("<b>Hello</b>");
});
</script>
</head>
<body>
<body>
<b>b</b>
<p>p</p>
</body>
</html>
Add text node before
<html>
<head>
<script type="text/javascript" src="js/jquery-1.3.2.js"></script>
<script type="text/javascript">
$(document).ready(function(){
$("p").before( document.createTextNode("Hello") );
});
</script>
</head>
<body>
<body>
<b>b</b>
<p>p</p>
</body>
</html>
before(content): Insert content before each of the matched elements.
<html>
<head>
<script type="text/javascript" src="js/jquery-1.3.2.js"></script>
<script type="text/javascript">
$(document).ready(function(){
$("p").before( $("b") );
});
</script>
</head>
<body>
<body>
<b>asdf</b>
<p>asdf: </p>
</body>
</html>
Inserts a DOM element before all paragraphs.
<html>
<head>
<script type="text/javascript" src="js/jquery-1.3.2.js"></script>
<script type="text/javascript">
$(document).ready(function(){
$("p").before( document.createTextNode("Hello") );
});
</script>
</head>
<body>
<body>
<b>asdf</b>
<p>asdf: </p>
</body>
</html>
Inserts a jQuery object (similar to an Array of DOM Elements) before all paragraphs.
<html>
<head>
<script type="text/javascript" src="js/jquery-1.3.2.js"></script>
<script type="text/javascript">
$(document).ready(function(){
$("p").before( $("b") );
});
</script>
</head>
<body>
<body>
<b>asdf</b>
<p>asdf: </p>
</body>
</html>
Inserts some HTML before all paragraphs.
<html>
<head>
<script type="text/javascript" src="js/jquery-1.3.2.js"></script>
<script type="text/javascript">
$(document).ready(function(){
$("p").before("<b>Hello</b>");
});
</script>
</head>
<body>
<body>
<b>asdf</b>
<p>asdf: </p>
</body>
</html>