jquery Gets the selected text and values

jquery Gets the selected text and values

1. Description

(1) Gets the selected index of the Select drop-down box

$ ("#selection"). Get (0). SelectedIndex;

(2) Gets the value selected in the Select drop-down box

$ ("#selection option:selected"). Val ();

(3) Gets the selected text in the Select drop-down box

$ ("#selection option:selected"). Text ();

2. Realize the source code

<! DOCTYPE HTML PUBLIC "-//W3C//DTD XHTML 1.0 transitional//en" "Http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd ">
3. Achieve Results
(1) Select the first item


(2) Select the last item