效果:

html:
<div class="wrap ">
<div class="teacher_box">
{volist name='$archivesData' id="vo"}
<div class="teacher_item">
<div class="left_content">
<img src="{$vo.thumb}">
</div>
<div class="right_content">
<div class="text1">{$vo.title}</div>
<div class="text2">{$vo.keywords}</div>
<div class="text3">{$vo.description}</div>
</div>
</div>
{/volist}
</div>
<div class="teacher_more">加载更多</div>
<div class="teacher_null">没有数据了</div>
<input type="hidden" name="" id="page" value="1">
</div>js:
<script>
$(".teacher_more").click(function () {
request_page = 0;
current_page = $("#page").val();
request_page = parseInt(current_page) + 1;
url = "ajax_teacher";
postData = { 'request_page': request_page };
$.post(url, postData, function (result) {
html = '';
if (result.status == 1) {
$page = $("#page").val(request_page);
data = result.data;
$.each(data, function (index, value) {
a = "<div class='teacher_item'><div class='left_content'><img src='" + value.thumb + "'></div><div class='right_content'><div class='text1'>" + value.title + "</div><div class='text2'>" + value.keywords + "</div><div class='text3'>" + value.description + "</div></div></div>"
html = html + a;
});
$(".teacher_box .teacher_item:last-child").after(html);
//没有数据了就去掉more
if (data.length < 2) {
$(".teacher_more").css('display', 'none');
$(".teacher_null").css('display', 'flex');
}
}
if(result.status == 0){
layer.msg('加载数据失败');
}
}, 'json');
});
</script>PHP:
public function ajax_teacher(){
$page=input('request_page');
if(!is_numeric($page)){
return json([
'status'=>0,
'data'=>[]
]);
}
$archivesData=Db::name('archives')->where('cate_id',1)->order('id desc')->page($page,2)->select();
return json([
'status'=>1,
'data'=>$archivesData
]);
}