JS gets the value of the select (the value of the Drop-down box)

Source: Internet
Author: User
Keywords Web page production Ajax javascript
Tags ajax code document drop example get html http

This article provides a JS to get the value of select (Drop-down box) Oh, here is an example to test the removal of the value of the Drop-down box code.

<!doctype HTML PUBLIC "-//W3C//DTD XHTML 1.0 transitional//en" "Http://www.jzread.com/tr/xhtml1/dtd/xhtml1-transitional.dtd" >
<html xmlns= "http://www.zhutiai.com/1999/xhtml" >
<head>
<meta http-equiv= "Content-type" content= "HTML; charset=gb2312 "/>
<title>js gets the value of the Select (Drop-down box value) </title>
<script language= "Web Effects" >
function Selectvalue ()
{
var t = document.getElementById ("test");
alert (T.options[t.selectedindex].value);
}
</script>
</head>

<body>
<select name= "test" id= "type" onchange= "alert (this.options[selectedindex].value);" >
<option value= "0" > Please select </option>
<option value= "Get the value of select 1" > Get the value of select 1</option>
<option value= "Get select Value Two" > get select Value Two </option>
<option value= "Get Select value three" > get select Value Three </option>
<option value= "Get select Value Four" > get select Value Four </option>
</select> <br/>

<a href= "Javascript:selectvalue ();" > Get the value of select </a>

For example, to get the "first"

Example: document.getElementById (' type '). Options[document.getelementbyid (' type '). Selectedindex].text;

</body>
</html>

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