how to moment npm Date.now code example

Example 1: moment js get french time 20:00:00

moment().format();                                // "2014-09-08T08:02:17-05:00" (ISO 8601, no fractional seconds)
moment().format("dddd, MMMM Do YYYY, h:mm:ss a"); // "Sunday, February 14th 2010, 3:25:50 pm"
moment().format("ddd, hA");                       // "Sun, 3PM"
moment('gibberish').format('YYYY MM DD');         // "Invalid date"

Example 2: moment js npm

moment.locale();         // en
moment().format('LT');   // 8:41 PM
moment().format('LTS');  // 8:41:43 PM
moment().format('L');    // 04/11/2020
moment().format('l');    // 4/11/2020
moment().format('LL');   // April 11, 2020
moment().format('ll');   // Apr 11, 2020
moment().format('LLL');  // April 11, 2020 8:41 PM
moment().format('lll');  // Apr 11, 2020 8:41 PM
moment().format('LLLL'); // Saturday, April 11, 2020 8:41 PM
moment().format('llll'); // Sat, Apr 11, 2020 8:41 PM
                         // undefined