/*
 * Fonction pour introduire une attente
 * usage : await delai(1000);
 */
function delai(milliseconds){
    return new Promise(resolve => {
        setTimeout(resolve, milliseconds);
    });
}

var waitLoop = (ms) => {
    const start = Date.now();
    let now = start;
    while (now - start < ms) {
      now = Date.now();
    }
}

async function attendre1(milliseconds)
{
    await delai(milliseconds);
}

function attendre(milliseconds)
{
    waitLoop(milliseconds);
}