搜索模糊匹配

//使得下拉框的宽度和输入框保持一致
        $("#schname").css("width",$("#named").width());

//监听输入框
        $("#named").keyup(function (){
            if($("#named").val().length>0){
                var html="";
                var len=websites.length>11?11:websites.length;//最多显示10行
                for(var i=0;i< len;i++){
if(websites[i][0].toLowerCase().indexOf($("#named").val().toLowerCase())>=0 && websites[i][1].toLowerCase().indexOf($("#named").val().toLowerCase())>=0 && websites[i][2].toLowerCase().indexOf($("#named").val().toLowerCase())>=0)
{
    html+="<tr><td style=‘color: blue;font-weight: bold‘>"+websites[i][0]+"</td><td style=‘color: blue;font-weight: bold‘>"+websites[i][1]+"</td><td style=‘color: blue;font-weight: bold‘>"+websites[i][2]+"</td></tr>";

}

if(websites[i][0].toLowerCase().indexOf($("#named").val().toLowerCase())>=0 && websites[i][1].toLowerCase().indexOf($("#named").val().toLowerCase())>=0 && websites[i][2].toLowerCase().indexOf($("#named").val().toLowerCase())<0)
{
    html+="<tr><td style=‘color: blue;font-weight: bold‘>"+websites[i][0]+"</td><td style=‘color: blue;font-weight: bold‘>"+websites[i][1]+"</td><td >"+websites[i][2]+"</td></tr>";
};
if(websites[i][0].toLowerCase().indexOf($("#named").val().toLowerCase())>=0 && websites[i][1].toLowerCase().indexOf($("#named").val().toLowerCase())<0 && websites[i][2].toLowerCase().indexOf($("#named").val().toLowerCase())>=0)
{
    html+="<tr><td style=‘color: blue;font-weight: bold‘>"+websites[i][0]+"</td><td >"+websites[i][1]+"</td><td style=‘color: blue;font-weight: bold‘>"+websites[i][2]+"</td></tr>";
};
if(websites[i][0].toLowerCase().indexOf($("#named").val().toLowerCase())<0 && websites[i][1].toLowerCase().indexOf($("#named").val().toLowerCase())>=0 && websites[i][2].toLowerCase().indexOf($("#named").val().toLowerCase())>=0)
{
    html+="<tr><td >"+websites[i][0]+"</td><td style=‘color: blue;font-weight: bold‘>"+websites[i][1]+"</td><td style=‘color: blue;font-weight: bold‘ >"+websites[i][2]+"</td></tr>";
};

if(websites[i][0].toLowerCase().indexOf($("#named").val().toLowerCase())<0 && websites[i][1].toLowerCase().indexOf($("#named").val().toLowerCase())>=0 && websites[i][2].toLowerCase().indexOf($("#named").val().toLowerCase())<0)
{
    html+="<tr><td>"+websites[i][0]+"</td><td>"+websites[i][1]+"</td><td  style=‘color: blue;font-weight: bold‘>"+websites[i][2]+"</td></tr>";
};
if(websites[i][0].toLowerCase().indexOf($("#named").val().toLowerCase())>=0 && websites[i][1].toLowerCase().indexOf($("#named").val().toLowerCase())<0 && websites[i][2].toLowerCase().indexOf($("#named").val().toLowerCase())<0)
{
    html+="<tr><td style=‘color: blue;font-weight: bold‘>"+websites[i][0]+"</td><td >"+websites[i][1]+"</td><td >"+websites[i][2]+"</td></tr>";
};
if(websites[i][0].toLowerCase().indexOf($("#named").val().toLowerCase())<0 && websites[i][1].toLowerCase().indexOf($("#named").val().toLowerCase())<0 && websites[i][2].toLowerCase().indexOf($("#named").val().toLowerCase())>=0)
{
    html+="<tr><td >"+websites[i][0]+"</td><td >"+websites[i][1]+"</td><td style=‘color: blue;font-weight: bold‘>"+websites[i][2]+"</td></tr>";
};

if(websites[i][0].toLowerCase().indexOf($("#named").val().toLowerCase())<0 && websites[i][1].toLowerCase().indexOf($("#named").val().toLowerCase())<0 && websites[i][2].toLowerCase().indexOf($("#named").val().toLowerCase())<0)
{
    html="<tr><td style=‘padding: 5px 3px‘>无对应用户</td></tr>"
};
} $("#schname").html(html); $("#schname").css("display","table"); }else{ $("#schname").css("display","none"); } }); // 这里是点击事件处理 $(‘#schname‘).on(‘click‘, ‘tr‘, function() { if($(this).text()=="无对应用户"){ return;//没有匹配值返回否则做相应处理 } $("#named").val($(this).text()); $("#schname").css("display","none"); });

 }
        #schname{

            background-color:#ffffff;
            border: 1px solid #e4e4e4;
            /*height: 30px;*/
            position: absolute;
            /*display: none;*/
            z-index: 9999999;
        }


        #schname tr:hover{
            background-color: #e4e4e4;
            cursor: pointer;
        }
        #schname tr td{

            padding-right: 30px;
        }

 <div >
        <div class="seachgroup">
            <input type="text" id="named" style="width: 400px">
            <table  id="schname" >

            </table>
        </div>
    </div>

 var websites = [["123","1239","1342333111"],["1234","账上","452354234234"],["1235","账上","33333344444"],["1236","账上","55555555"]
    ];