Get a human readabe size

HumanReadableSize.js

function toHumanReadableSize(bytes, precision = 1) {
    if (typeof bytes !== 'number' || isNaN(bytes) || !isFinite(bytes)) return '-';
    const units = ['bytes', 'kB', 'MB', 'GB', 'TB', 'PB', 'EB', 'ZB', 'YB', 'BB'];
    let num = bytes;
    let unit = 0;
    if (bytes !== 0) {
        unit = Math.floor(Math.log(bytes) / Math.log(1024));
        num = bytes / Math.pow(1024, Math.floor(unit));
    }
    if (unit === 0) {
        return num + ' ' + units[unit];
    } else {
        return num.toFixed(precision) + ' ' + units[unit];
    }
}