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How to modify the attribute value of div in jquery
- 青灯夜游Original
- 2022-06-10 15:40:372995browse
Two methods to modify the attribute value: 1. Use attr() to modify the attribute value, the syntax is "$("div").attr("Attribute name", "New attribute value");" or " $("div").attr({Attribute 1: "New Value", Attribute 2: "New Value"....});". 2. Use prop() to modify the attribute value, the syntax is "$("div").prop("property name","new value");" or "$("div").prop({property 1:"new Value",Attribute2:"New value"...});".
The operating environment of this tutorial: windows7 system, jquery3.6.0 version, Dell G3 computer.
Two methods for jquery to modify the attribute value of a div
Method 1: Use attr() to modify the attribute value
Modify syntax:
//单个属性
$("div").attr("属性名","新属性值");
//多个个属性
$("div").attr({属性1:"新值",属性2:"新值"....});Example: Modify the value of the style attribute
<!DOCTYPE html>
<html>
<head>
<meta charset="utf-8" />
<script src="./js/jquery-3.6.0.min.js"></script>
<script>
$(document).ready(function() {
$("button").click(function() {
$("div").attr("style","height:100px;background-color: #AFEEEE;");
});
});
</script>
</head>
<body>
<div style="height: 150px;border: 1px solid red;"></div>
<br>
<button>修改div的属性值</button>
</body>
</html>
Method 2: Use prop( )Modify attribute value
Modify syntax:
//单个属性
$("div").prop("属性名","新值");
//多个个属性
$("div").prop({属性1:"新值",属性2:"新值"....});Example: Modify class attribute
<!DOCTYPE html>
<html>
<head>
<meta charset="utf-8" />
<script src="./js/jquery-3.6.0.min.js"></script>
<script>
$(document).ready(function() {
$("button").click(function() {
$("div").attr("class","box2");
});
});
</script>
<style>
.box1{
height: 150px;
background-color: #AFEEEE;
}
.box2{
height: 100px;
background-color: red;
}
</style>
</head>
<body>
<div class="box1"></div>
<br>
<button>修改div的属性值</button>
</body>
</html>
[Recommended learning ：jQuery video tutorial、web front-end video】
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