请问如何php如何返回变量+组装html给ajax
function html($select,$name){<br />global $pagecon;<br />$a='1';<br />$b='2';<br />$result='';<br />$result.='<ul id="thumbs">';<br />while($row=$select->fetch()){<br />$result.='<li class="'.$name.'isotope-item">';<br />$result.='<img src="/static/imghw/default1.png" data-src="ztImg/'.$row['riseimg'].'" class="lazy" .$row['riseimg'].'" style="max-width:90%"//></div><ul>';<br />$result.='<h3 class="title">'.$row['ztname'].'</h3>';<br />$result.='<span class="category">'. $row['zttype'].'</span>'; <br />$result.='<p class="intro">推荐日期:'.$row['zttime'].'</p></div></li>';<br /> }<br />$result.='</ul>';<br />$result.='<center><h4>'.$pagecon.'</h4></center>';<br />return $result,$a,$b;<br />}
