Get CSV of contacts list message Whatsapp

grouped_contacts_WApp.js

function getContacts() {
    let contatos = document.querySelectorAll("._3afBu");
    var data = [];
    for (let index = 0; index < contatos.length; index++) {
        const element = contatos[index];
        let nomeElement = element.querySelector("._1wjpf");
        let telElement = element.querySelector(".wRfKo > span") || element.querySelector('.wRfKo');
        let nome = nomeElement.innerHTML;
        let tel = (telElement && telElement.innerHTML) || '-----';
        data.push({ nome: nome, tel: tel });
    }
    let csvContent = "data:text/csv;charset=utf-8,";
    data.map(e => [e.nome, e.tel]).forEach(e => {
        let row = e.join('|');
        csvContent += row + "\r\n";
    });
    console.table(data);
    var encodedUri = encodeURI(csvContent);
    window.open(encodedUri);
}