使用bootstrap typeahead插件实现输入框自动补全之问题及解决办法

<script type="text/javascript">jQuery(function($) {//typeahead.js//example taken from plugin's page at: https://twitter.github.io/typeahead.js/examples/var substringMatcher = function() {//substringMatcher()方法return function findMatches(query, process) {//query 是配备的关键字，processj是返回的值var matches, substringRegex;var params = {"token": getStorage("token"), "flag":0,"name":query};var parameter_str="";for(var key in params){ parameter_str+="&"+key+"="+params[key];} var fullurl=getOption("gykj_host")+"institution/list?"+getOption("gykj_callbackparam")+"="+getOption("gykj_callbackfunc")+parameter_str;$("#submenu_info").html(fullurl);$.ajax({url:fullurl,type:'get',dataType:"jsonp",jsonp:getOption("gykj_callbackparam"),jsonpCallback:getOption("gykj_callbackfunc"),async:false,error:function(){alert("列表："+getOption("connectionErrorMessage"));},success:function(data){//$("#submenu_info").html(fullurl);if(data.code==0){var arr,substringRegex;arr=[];substrRegex = new RegExp(query);//这必须有，要不还是显示为underfinedfor(var item in data.data){var str= data.data[item].name;if (substrRegex.test(str)) {// the typeahead jQuery plugin expects suggestions to a// JavaScript object, refer to typeahead docs for more infoarr.push({ value:str});}}process(arr);}}})}}$('input.typeahead').typeahead({hint: true,highlight: true,minLength: 1}, {name: 'states',displayKey: 'value',source: substringMatcher()//当前版本source属性中不能直接调用ajax方法获取数据源，通过substringMatcher()方法});});</script> 

<!-- inline scripts related to this page --><script src="../assets/js/ace-elements.js"></script><script src="../assets/js/typeahead.jquery.js"></script><input type="text" id="name" placeholder="机构名称" class="col-xs-10 col-sm-5 typeahead scrollable" value="" autocomplete="off" />