JSFiddle - React, Tailwind, and code Playground

by Raphaël

JavaScript

var premierNiveau = new Array();
  
  
for(var i=0; i<14; i++){
    var secondNiveau = new Array();   
    for(var j=0; j<13; j++){
        secondNiveau[j] = i + " " + j;
    }
    premierNiveau[i] = secondNiveau;
}

alert(premierNiveau);