JSFiddle - React, Tailwind, and code Playground
JavaScript
var str = "&idUtilisateur=1&sexe=1&age=32";
var result = str.split("&");
var resultspec = result[1].split("=");
console.log("Tableau result : " + result);
console.log("Tableau resultspec : " + resultspec);
console.log("resultat 1 = " + resultspec[0] + " et " + resultspec[1]);