1. 引入文件
<script type="text/javascript" src="/static/plugins/jquery-ui/jquery-ui.min.js"></script>
<link rel="stylesheet" href="/static/plugins/jquery-ui/jquery-ui.min.css">
<style type="text/css">
/*显示滚动条，默认高度300px*/
.ui-autocomplete{max-height: 300px; overflow-y: auto; overflow-x: hidden;}
</style>2. 输入文本框
<input id="input_key" name="input_key" type="text" value="">
3. javascript
<script>
var _data = ['abc', 'bcd']; //提示数据；Object or Array
$('#input_key').autocomplete({
source: _data,
minLength: 0, //无输入也提示，1-输入1个字时提示......
scroll: true,
scrollHeight: 10,
create: function(e, ui){
$(this).bind('click', function(){ //文件框获取焦点即时提示，
$(this).autocomplete('search', '');
});
},
});
</script>
