Methods to remove attribute values in html: 1. Use the attr() method to set the specified attribute value to an empty string, with the syntax "$(element).attr("Attribute Name","")"; 2. , Use the removeAttr() method to remove the specified attribute, the syntax is "$(element).removeAttr("attribute name")".
The operating environment of this tutorial: windows7 system, jquery1.10.2&&HTML5 version, Dell G3 computer.
Remove the attribute value from html
1. Use the attr() method to set the specified attribute value to an empty string
<!DOCTYPE html>
<html>
<head>
<script type="text/javascript" src="js/jquery-1.10.2.min.js"></script>
<script type="text/javascript">
$(document).ready(function(){
$("button").click(function(){
$("img").attr("width","");
});
});
</script>
</head>
<body>
<img src="img/2.jpg" style="max-width:90%"/ alt="How to remove attribute value in html" >
<br />
<button>去除width属性值</button>
</body>
</html>
2. Use the removeAttr() method to remove the specified attribute
<!DOCTYPE html>
<html>
<head>
<script type="text/javascript" src="js/jquery-1.10.2.min.js"></script>
<script type="text/javascript">
$(document).ready(function(){
$("button").click(function(){
$("img").removeAttr("width");
});
});
</script>
</head>
<body>
<img src="img/2.jpg" style="max-width:90%"/ alt="How to remove attribute value in html" >
<br />
<button>去除width属性</button>
</body>
</html>Recommended tutorials: html video tutorial, jQuery tutorial (video)
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