jQuery :first selector introduction_jquery

1. :first: Get the first element
2. Example
(1) Source code
first.html:

Copy code The code is as follows:

< ;meta http-equiv="Content-Type" content="text/html; charset=gb2312" />

• Apple

< li>Pear

• Orange


• Watermelon


• Lychee


• Grapes


• Banana


• Melon

1. apple


2. pear


3. orange

< ;li>Watermelon

4. Lychee


5. Grape


6. Banana


7. Mulan

(2) The result is displayed as shown below