从jquery滑块获取值 [英] getting the value from a jquery slider
本文介绍了从jquery滑块获取值的处理方法，对大家解决问题具有一定的参考价值，需要的朋友们下面随着小编来一起学习吧！
问题描述
我正在使用此滑块..我想用它来更改..的边距，但是我的问题是要从中获取价值.即使我试图通过这样的警报来显示值:
I'm working on this slider.. that I want to use to change the margin of a ..but my problem is getting the value out of it. even if I trie to show the value with an alert like this:
window.alert($( "#slider" ).val());
什么都没有出现.有人知道我做错了什么吗?
nothing shows up. Anyone an idea to what i;m doing wrong??
谢谢！！！
<!DOCTYPE html>
<html><head><meta http-equiv="Content-Type" content="text/html; charset=ISO-8859-1">
<link href="./demo_files/jquery-ui.css" rel="stylesheet" type="text/css">
<link href="./styles.css" rel="stylesheet" type="text/css">
<script src="./demo_files/jquery.min.js"></script>
<script src="./demo_files/jquery-ui.min.js"></script>
<style>
#demo-frame > div.demo { padding: 10px !important; };
</style>
<script>
function displayVals() {
$( "#slider" ).slider();
var step = $( "#slider" ).slider( "option", "step" );
$( "#slider" ).slider( "option", "step", 20 );
var singleValues = $("#slider").val();
$("p").html("<b>Single:</b> " + singleValues);
$("#slider").change(displayVals);
};
</script>
</head>
<div class="demo">
<div id="slider"></div>
</div><!-- End demo -->
<p></p>
<script> displayVals();</script>
</body></html>
推荐答案
您需要:
var singleValues = $('#slider').slider('value');
(或'values'，如果它是多手柄或范围滑块)
(or 'values' if it's a multi-handled or range slider)
http://jqueryui.com/demos/slider/#method-value
这篇关于从jquery滑块获取值的文章就介绍到这了，希望我们推荐的答案对大家有所帮助，也希望大家多多支持IT屋！
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