JSFiddle - React, Tailwind, and code Playground

HTML

<script>
   window.onload=function(){
    var obj=[];
    for(var i=1;i<10;i++){
var newobj={};
 newobj.value=i;
 newobj.next=i+1;
    obj.push({value: i, next: i+1});
}
console.log(obj);
}; 
</script>