移动端下拉加载

$(".wrapper").scroll(function(){
    var $this =$(this),
        viewH =$(this).height(),//可见高度
        contentH =$(this).get(0).scrollHeight,//内容高度
        scrollTop =$(this).scrollTop();//滚动高度
    //if(contentH - viewH - scrollTop <= 100) { //到达底部100px时,加载新内容
    if(scrollTop/(contentH -viewH)>=0.95){ //到达底部100px时,加载新内容
        cursor = cursor + 10;
        var getMoreJobsUrl = apiUrl+"/nj/act/jobs/2b/"+params.companyId+"/"+cursor;
        if(isRequest){
            $.ajax({
                url: getMoreJobsUrl,
                type: 'GET',
                headers: {
                    'x-auth-token': Cookies.get('x-auth-token')
                },
                success: function (res) {
                    if(res.data && res.data.records.length>0){
                        var jobsList=res.data.records;
                        if(jobsList.length<10){
                            isRequest=false;
                        }else {
                            isRequest=true;
                        }
                        if (res.code === 200) {
                            $.each(jobsList,function(index,item){
                                var tag='';
                                var salary=salaryByYear (item.salary);
                                var salaryHigh=salaryByYear (item.salaryHigh);
                                if(item.tag){
                                    var tagList=item.tag.split(",");
                                    $.each(tagList,function(indexs,items){
                                        tag+='<span>'+items+'</span>';
                                    })
                                }
                                var jobListWrap=  '<div data-id=' + item.id + ' data-zcqid=' + item.zcqId +' class="jobListWrap clearfix" >'
                                    +' <div class="jobName clearfix">'
                                    +'<span>'+item.name+'</span>'
                                    +'<span>'+salary+'-'+salaryHigh+'/年</span>'
                                    +'</div>'
                                    +'<div class="decribe clearfix">'
                                    +tag
                                    +' </div>'
                                    +' <div class="priceDirect"><span>直客价：'+item.listPrice+'</span></div>'
                                    +'<div class="priceConsulting"><span>咨询服务费：'+item.rebate+'</span></div>';
                                if (item.isServing) {
                                    jobListWrap += '<button class="Button serviceBtn">服务中...</button>';
                                } else {
                                    jobListWrap += '<button class="Button">服务</button>';
                                }
                                jobListWrap += '  </div>';
                                $(".wrapper").append(jobListWrap)
                            })

                        } else {
                            Message.error(res.message || '获取code失败')
                        }
                    }

                }

            });

        }
    }
});