Initial zero supported Mobile/ Phone Numbers CSV download front-end hack with Unicode supports

csv-download.js

let csvContent = "data:application/vnd.ms-excel;charset=utf-8,\uFEFF";
let csvArray = [
    [
        "Id",
        "Name",
        "Phone"
    ]
];

usersArray.forEach(user => {
    csvArray.push([
        user.id,
        user.name,
        "=\"" + user.phone + "\""
    ]);
});

csvArray.forEach(infoArray => {
    let dataString = infoArray.join(",");
    csvContent = csvContent + dataString + "\n";
})

let encodedUri = encodeURI(csvContent);
let link = document.createElement("a");
link.setAttribute("href", encodedUri);
link.setAttribute("download", "download-user-info.csv");
document.body.appendChild(link);
link.click();