HTML
English [ˌeɪtʃ ti: em ˈel] US [ˌetʃtiɛmˈɛl]
abbr.Hypertext Markup Language Hypertext Markup Language
jqueryhtml() method syntax
Function: html() method returns or sets the content of the selected element (inner HTML). If this method does not set parameters, it returns the current content of the selected element.
Return element content: When using this method to return a value, it will return the content of the first matching element.
Syntax: $(selector).html()
Set element content: When this method is used to set a value, it will be overwritten The contents of all matching elements.
Syntax: $(selector).html(content)
Parameters:
| Parameter | Description |
| content | Optional. Specifies the new content of the selected element. This parameter can contain HTML tags. |
#Use functions to set the content of elements: Use functions to set the contents of all matching elements.
Syntax: $(selector).html(function(index,oldcontent))
Parameters:
| Parameters | Description |
| function(index,oldcontent) | Specifies a new value that returns the selected element Content function. |
| index | Optional. Receives the index position of the selector. |
| oldcontent | Optional. Receives the current contents of the selector. |
jqueryhtml() method example
<html>
<head>
<script type="text/javascript" src="http://apps.bdimg.com/libs/jquery/2.1.1/jquery.min.js></script>
<script type="text/javascript">
$(document).ready(function(){
$(".btn1").click(function(){
$("p").html("Hello <b>world!</b>");
});
});
</script>
</head>
<body>
<p>This is a paragraph.</p>
<p>This is another paragraph.</p>
<button class="btn1">改变 p 元素的内容</button>
</body>
</html>Click the "Run instance" button to view the online instance