//格式化日期，2018-05-21T10:54:56.955+08:00 ——> 2018-05-21 18:54:56
export function formatUtcTime(v) {
    if (!v) {
        return ''
    }
    let date = new Date(v);
    date = new Date(date.valueOf());
    return date.getFullYear() +
        "-" + ((date.getMonth() + 1) < 10 ? '0' + (date.getMonth() + 1) : (date.getMonth() + 1)) +
        "-" + (date.getDate() < 10 ? '0' + date.getDate() : date.getDate()) +
        " " + (date.getHours() < 10 ? '0' + date.getHours() : date.getHours()) +
        ":" + (date.getMinutes() < 10 ? '0' + date.getMinutes() : date.getMinutes()) +
        ":" + (date.getSeconds() < 10 ? '0' + date.getSeconds() : date.getSeconds());
}