代码如下:

    <h1>手机号码归属地查询</h1>
    <p class="outer">
        <p>请输入手机号码</p>
        <input type="text"  >
        <span class="button">查询</span>
        <span class="error">号码有误 或 无数据</span>
        <ul>
            <li class="num">手机号码: <span></span></li>           
            <li class="province">归属省份: <span></span></li>
            <li class="operators">运 营 商: <span></span></li>
        </ul>
    </p>

<script type="text/javascript" src="query.js" ></script>

<script>

    var tel;
    var ajax=function(){
        //淘宝接口   
        $.ajax({
             type: "get",
             url: 'https://tcc.taobao.com/cc/json/mobile_tel_segment.htm?tel='+tel,
             datatype: "jsonp",
             jsonp: "callback",
             success: function(data){
                console.log(data);
                $('.error').css('display','none');
                var province = data.province,
                    operators = data.catname,
                    num = data.telstring;

                $('.num span').html(num);
                $('.province span').html(province);
                $('.operators span').html(operators);
             },
             error:function (){   
                $('li span').html('');
                $('.error').css('display','block');       
             }
         });
    }
   

    var reg = /^(13|15|18)[0-9]{9}$/;//点击查询
    $('.button').click(function(){
        tel=$('input[type=text]').val();
        if(tel){
            if(reg.test(tel)){
                ajax();
            }else{
                $('li span').html('');
                $('.error').css('display','block');   
            }
        }
    });

    //键盘事件
    $(window).keydown(function(event){
        tel=$('input[type=text]').val();
        if(event.keycode==13) {
            if(tel){
                if(reg.test(tel)){
                    ajax();
                }else{
                    $('li span').html('');
                    $('.error').css('display','block');   
                }
            }
        }
    });

</script>