Menu
×
   ❮     
HTML CSS JAVASCRIPT SQL PYTHON JAVA PHP HOW TO W3.CSS C C++ C# BOOTSTRAP REACT MYSQL JQUERY EXCEL XML DJANGO NUMPY PANDAS NODEJS R TYPESCRIPT ANGULAR GIT POSTGRESQL MONGODB ASP AI GO KOTLIN SASS VUE DSA GEN AI SCIPY AWS CYBERSECURITY DATA SCIENCE
     ❯   

jQuery 杂项 removeData() 方法

❮ jQuery 杂项方法

示例

从 <div> 元素中移除之前附加的数据

$("#btn2").click(function(){
  $("div").removeData("greeting");
  alert("Greeting is: " + $("div").data("greeting"));
});
亲自试一试 »

定义和用法

removeData() 方法移除之前使用 data() 方法设置的数据。


语法

$(选择器).removeData(名称)

参数 描述
name 可选。指定要移除的数据的名称。
如果未指定名称,则此方法将移除选定元素中存储的所有数据

❮ jQuery 杂项方法

×

Contact Sales

If you want to use W3Schools services as an educational institution, team or enterprise, send us an e-mail:
[email protected]

Report Error

If you want to report an error, or if you want to make a suggestion, send us an e-mail:
[email protected]

W3Schools is optimized for learning and training. Examples might be simplified to improve reading and learning. Tutorials, references, and examples are constantly reviewed to avoid errors, but we cannot warrant full correctness of all content. While using W3Schools, you agree to have read and accepted our terms of use, cookie and privacy policy.

Copyright 1999-2024 by Refsnes Data. All Rights Reserved. W3Schools is Powered by W3.CSS.