Summary related to JQuery element attribute control
The code is as follows:
<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
<html xmlns="http://www.w3.org/1999/xhtml">
<head>
<meta http-equiv="Content-Type" content="text/html; charset=utf-8" />
<script src="js/jquery-1.3.2.js" ></script>
<script type="text/
javascript
"><!--
$(function(){
$("#aAttr1").click(function(){
$( ":text").attr("value",$("#pTest").attr("id"));
})
$("#aAttr2").click(function(){
$( ":text").attr("value",function(){
return
$("#pTest").attr("id");
});
})
$("#aAttr3").click(function(){
$( ":text").attr({value:"test2"});
})
$("#aAttr4").click(function(){
$("#inputTest2").removeAttr("value");
})
})
// --></script>
<title>无标题文档</title>
</head>
<body>
<form>
<input id="inputTest1" type="text" />
<input id="inputTest2" type="text" value="test" />
<p id="pTest">123</p>
<a href="#" id="aAttr1">在text表单中显示p的ID方法1</a>｜
<a href="#" id="aAttr2">在text表单中显示p的ID方法2</a>｜
<a href="#" id="aAttr3">在text表单中显示test2</a>｜
<a href="#" id="aAttr4">去除inputTest2的value属性</a>｜
<input type="reset" />
</form>
</body>
</html>
1.element.attr(name)
Description : Used to get the name attribute value of a certain element. For example, $("#pTest").attr("id") in the example can get the ID value of pTest.
2.element.attr(name, value)
Description: Used to set the name attribute value of an element, such as $(":text").attr("value",$("# in the example) pTest").attr("id")) assigns the ID value of pTest to the value value of the text form.
Note: In the example (":text") is used to obtain the elements whose input form type is text. Similarly, other forms can also be obtained in the same way, such as You can use $(":button") to get it, and its return value is Array(Element). You can also use $(":input") to get all input elements. . To get and set the text and value of an element in JQuery, you can also use element.text()/element.text(value), element.val()/element.val(Value), the usage is the same as element.html() , if you have any questions, you can leave a comment and I will explain
3.element.attr(name,function)
Description: Used to set the name attribute value of an element is similar to the previous one, except here The value can be written as a function, which is more flexible.
4.element.remove(name);
Description: Used to remove the name attribute of an element.
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