JSFiddle - React, Tailwind, and code Playground

HTML

<div id='res'></div>

JavaScript

variable1='zearaze'
variable2='zear';

var i=0;
vp=new Array();
while('variable'+(++i) in window){
   window['vp'+i]=new Array();
    window['vp'+i].push({ 
                         prenom : "prenom"+i,
	                     nom: "nom"+i,
	                     age: "age"+i});
}
res=''
for(elt in vp1[0]){
      res+= vp1[0][elt]+'</br>';
}
document.getElementById('res').innerHTML=res