<!DOCTYPE html>
<html>
<head>
<link href="http://ajax.googleapis.com/ajax/libs/jqueryui/1.8/themes/base/jquery-ui.css" rel="stylesheet" type="text/css"/>
<script src="http://ajax.googleapis.com/ajax/libs/jquery/1.5/jquery.min.js"></script>
<script src="http://ajax.googleapis.com/ajax/libs/jqueryui/1.8/jquery-ui.min.js"></script>
<style type="text/css">
#slider { margin: 10px; }
</style>
<input type="text" value="" id="rateToPost"/>
<script type="text/javascript">
var my = document.getElementById("rateToPost").onchange();
alert(my);
</script>
<div style="width:75px;height:48px;">
<div style="width: 5px;margin-left: 10px;">1</div>
<div style="width: 5px;margin-left: 38px;margin-top: -10px;">2</div>
<div style="width: 5px;margin-left: 70px;margin-top: -13px;">3</div>
<div style="width: 5px;margin-left: 98px;margin-top: -12px;">4</div>
<div style="width: 5px;margin-left: 124px;margin-top: -12px;">5</div>
</div>
<script>
$(document).ready(function() {
$("#slider").slider({
range: "min",
value: 2,
min: 1,
max: 5,
//this gets a live reading of the value and prints it on the page
slide: function( event, ui ) {
$( "#ratingResult" ).text( ui.value );
},
//this updates the value of your hidden field when user stops dragging
change: function(event, ui) {
$('#rateToPost').attr('value', ui.value);
}});
});
</script>
</head>
<body style="font-size:62.5%;">
<div id="slider"></div>
</body>
</html>
在上面的脚本中,我使用了一个滑块进行评分。但这里的问题是我必须获取文本框值 onchange 并突出显示相应的评级数字背景。但我无法获取价值。任何人都可以帮助解决这个问题。提前致谢