jquery add or move node on target node
jquery adds or moves nodes on the target node
<!DOCTYPE html>
<html>
<head>
<meta charset="UTF-8">
<title>在目标节点上添加或移动节点</title>
<style type="text/css">
li {
background-color: lightskyblue;
width: 300px;
margin-bottom: 5px;
}
</style>
</head>
<body>
<ul>
<li>列表项1</li>
<li>列表项2</li>
<li>列表项3</li>
<li>列表项4</li>
<li>列表项5</li>
</ul>
<button>append()</button>
<button>prepend()</button>
<button>after()</button>
<button>before()</button>
<p style="background-color: orange;width: 300px;">我是要被append()移动的节点1</li>
<p style="background-color: orange;width: 300px;">我是要被prepend()移动的节点2</li>
<p style="background-color: orange;width: 300px;">我是要被after()移动的节点3</li>
<p style="background-color: orange;width: 300px;">我是要被before()移动的节点4</li>
</body>
</html>* 1. Insertion position:
* 1.1: Before and after the node content
* 1.2: Before and after the node
* 2. Node to be inserted:
* 2.1: For newly created nodes: call the add operation
* 2.2: For existing nodes: call the move operation
* 3. So there should be four corresponding methods
* 3.1: After inserting into the node content: append()
* 3.2: Before inserting into the node content: prepend()
* 3.3: After inserting into the node: after()
* 3.3: Before inserting into the node: before() *
* 1.append()
* Syntax: target.append(content)
* Parameter: Node to be added or moved
* Function: Insert after the content of the target element
$('button').eq(0).on('click',function(){
//1. 添加操作
//第一步: 生成节点元素,添加内容,并设置样式
var li = $('<li>').css('background-color','lightgreen').html('我是append()新生成的节点1')
//第二点: 将新节点插入到目标节点内容的后面
$('ul').append(li)
//2.移动操作(请将添加操作的代码注释掉)
// $('ul').append($('p:first'))
})* 2.prepend()
* Syntax: target.prepend(content)
* Parameters: Node to be added or moved
* Function: Insert into In front of the content of the target element
$('button').eq(1).on('click',function(){
//1. 添加操作
//第一步: 生成节点元素,添加内容,并设置样式
var li = $('<li>').css('background-color','lightgreen').html('我是prepend()新生成的节点2')
//第二点: 将新节点插入到目标节点内容的后面
$('ul').prepend(li)
//2.移动操作(请将添加操作的代码注释掉)
// $('ul').prepend($('p:eq(1)'))
})* 3.after()
* Syntax: target.after(content)
* Parameters: The node to be inserted
* Function: Insert behind the target node
$('button').eq(2).on('click',function(){
//1. 添加操作
//第一步: 生成节点元素,添加内容,并设置样式
var p = $('<li>').css('background-color','lightgreen').html('我是after()新生成的节点3')
//第二点: 将新节点插入到目标节点的后面
$('ul').after(p)
// $('li:eq(1)').after(p)
//2.移动操作(请将添加操作的代码注释掉)
// $('ul').after($('p:eq(2)'))
// $('li:eq(1)').after($('p:eq(2)'))
})* 4.before()
* Syntax: target.after(content)
* Parameters: To insert Node
* Function: Insert in front of the target element
$('button').eq(3).on('click',function(){
//1. 添加操作
//第一步: 生成节点元素,添加内容,并设置样式
var p = $('<li>').css('background-color','lightgreen').html('我是before()新生成的节点4')
//第二点: 将新节点插入到目标节点的后面
$('ul').before(p)
// $('li:eq(2)').before(p)
//2.移动操作(请将添加操作的代码注释掉)
// $('ul').before($('p:eq(3)'))
// $('li:eq(2)').before($('p:eq(3)'))
})The above is the detailed content of jquery add or move node on target node. For more information, please follow other related articles on the PHP Chinese website!
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