The method that jquery appends to the front of the element

This article mainly introduces the relevant knowledge of the method that jquery is appended to the element, the content is detailed and easy to understand, the operation is simple and fast, and it has a certain reference value. I believe you will have something to gain after reading this jquery appended to the front of the element. Let's take a look at it.

1. The difference between after () and before () methods

After ()-- by adding the parameters in the method to the end of the jquery object

A.after (B) means to put B after A.

Before ()-the method is to add the parameters in the method to the front of the jquery object.

A.before (B) means to put An in front of B.

Second, the difference between insertAfter () and insertBefore ().

In fact, it is to switch the position of elements.

It can be an existing element on the page, or it can be an element that is added dynamically.

Such as: A.insertAfter (B); change element A to element B

Such as CC

HELLO

After using $("span") .insertAfter ($("p")), it becomes

HELLO

CC. The positions of the two have changed.

Third, the difference between append () and appendTo () methods.

Append ()-- by adding the parameters in the method to the jquery object

For example, A.append (B) means to put B in A, followed by an append, the last position of the child element of A.

AppendTo ()-- by adding the jquery object to the parameters specified by appendTo.

A.appendTo (B) means to put An in B, followed by an append, the last position of the child element of B.

4. The difference between prepend () and prependTo () methods.

Append ()-- by adding the parameters in the method to the jquery object

A.append (B) means to put B into An and insert it into the first position of the child element of A.

AppendTo ()-- by adding the jquery object to the parameters specified by appendTo.

For example, A.appendTo (B) means to put An into B and insert it into the first position of the child element of B.

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