Methods to add elements: 1. Use append(), the syntax "$("body").append(new element)" to add elements to the end of the body; 2. Use prepend() , the syntax "$("body").prepend(new element)" can add elements to the beginning of the body.
The operating environment of this tutorial: windows7 system, jquery1.10.2 version, Dell G3 computer.
Adding elements to the body means adding sub-elements to the body. The following article will introduce to you two methods of adding child elements to the body using jquery.
Method 1: Use append()
Use prepend() method to insert content (element or text) to the "beginning" inside the body element
Syntax:
$("body").append(新元素)Example:
<!DOCTYPE html>
<html>
<head>
<meta charset="UTF-8">
<script src="js/jquery-1.10.2.min.js"></script>
<script>
$(function() {
$("button").click(function() {
var newp = "<p>一个新段落</p>";
$("body").append(newp);
})
})
</script>
</head>
<body style="background-color: #FF0000;">
<button>（body元素）在body中增加元素</button>
</body>
</html>Method 2: Use prepend()
Use the prepend() method to insert content to the "beginning" inside the selected element.
Grammar:
$("body").prepend(新元素) Example:
<!DOCTYPE html>
<html>
<head>
<meta charset="UTF-8">
<script src="js/jquery-1.10.2.min.js"></script>
<script>
$(function() {
$("button").click(function() {
var newp = "<p>一个新段落</p>";
$("body").prepend(newp);
})
})
</script>
</head>
<body style="background-color: #FF0000;">
<button>（body元素）在body中增加元素</button>
</body>
</html>
[Recommended learning: jQuery video tutorial, web front-end video】
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