JSFiddle - React, Tailwind, and code Playground

JavaScript

ressourcesLevels=new Array(); 
for(var l=0;l<10;++l){
 
               ressourcesLevels[l]=new Array();
               ressourcesLevels[l]["currentLevel"+l]=l;
               ressourcesLevels[l]["targetLevel"+l]=l;
 
            }

console.log(ressourcesLevels);