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Operation of the drop-down list select

Source: Internet
Author: User
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<meta http-equiv= "Content-type" content= "text/html; Charset=utf-8 "/>
<title> basic operations for drop-down list select </title>
<script src= "Jquery-1.8.2.min.js" ></script>

<body>
<select name= "Jumpmenu" id= "Jumpmenu" >
<option value= "1" >111</option>
<option value= "2" >222</option>
<option value= "3" >333</option>
<option value= "4" >444</option>
<option value= "5" >555</option>
</select>

<script type= "Text/javascript" >
$ (function () {


$ ("#jumpMenu"). Val (4);//SET option with value = 4 selected

var array = new Array ();
$ ("#jumpMenu option"). each (function (i,obj) {
var value = $ (this). text ();

if ($ (this). Text () ==444) {//SET option selected for text value 444
$ (this). attr ("Selected", "Selected");
}
Array.push (value);

})

$ ("#jumpMenu option[value= ' 3 ']"). attr ("Selected", "Selected"); option to set value 3 is selected
var V1 = $ ("#jumpMenu"). Find ("option:selected"). Text ();//Get option selected text
var v2 = $ ("#jumpMenu"). Val ();//Gets the option selected value




});
</script>
</body>

Operation of the drop-down list select

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