JSFiddle - React, Tailwind, and code Playground

HTML

<div id="new34" style=" width:1028px; height:15px; background#fff; float:left;">
        <div id="previous" style="float:left; width:20px;">

<a onclick="getBusinesses(1)" href="javascript:void(0)">aaa</a></div>
    
<script> 
    function  getBusinesses(page){
         if(page==0){
             alert("you are already on First Page");
             $("#previous a").removeAttr("onclick");
         }
         else{
             alert("OK")
             $("#previous a").attr("onclick","getBusinesses(0)");
             $.ajax
             ({
                 type: "POST",
                 url: "getbusiness.php",
                 data: "page="+page,
                 success: function(msg)
                 {
                     $("#new2").html(msg);
                     
                 }
             });
         }
     }
 </script>