How to delete elements in jquery

jquery can pass the .remove() method, .detach() method, .empty() method, .unwrap() method, .replaceWith() method, .html('') method and .hide( ) method to delete elements.

#In jQuery, there are many ways to delete elements. Below I will detail some commonly used methods and examples.

1. Use the .remove() method

.remove() method to directly delete the selected element and all its related data and event handlers from the DOM tree .

Example:

// 通过元素的ID删除元素
$("#myElement").remove();
// 通过元素的类名删除元素
$(".myClass").remove();
// 通过元素的标签名删除元素
$("div").remove();

2. Use the .detach() method

.detach() method can also be used to remove from the DOM tree element, but unlike .remove(), .detach() All event handlers and bound data for the element are saved and can be reinserted into the document later.

Example:

/
/ 通过元素的ID将元素移除并保留事件处理器和数据
$("#myElement").detach();

3. Use the .empty() method

.empty() method is used to clear the content of the element, but retain the element itself.

Example:

// 清空元素的内容
$("div").empty();

4. Use the .unwrap() method

.unwrap() method is used to remove the parent element, but retain it The element itself and its content.

Example:

// 移除元素的父级元素
$(".myElement").unwrap();

5. Use the .replaceWith() method

.replaceWith() method is used to replace elements.

Example:

// 将 ID 为 myElement 的元素替换为一个新的 div 元素
$("#myElement").replaceWith("
New content
");

6. Use the .html('') method

.html('') method can be used to clear elements content.

Example:

// 清空元素的内容
$("#myElement").html('');

7. Use the .hide() method

.hide() method is used to hide elements instead of completely deleting them .

Example:

// 隐藏元素
$("#myElement").hide();

The above are some examples in jQuery Commonly used methods and examples for deleting elements. Depending on the actual situation, choosing an appropriate method to remove or hide elements will help you better manage and operate page elements. Xizhen's answer can help you. If you have any other questions, please feel free to ask.

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