Date parse with String

The syntax for far Date.parse is ,

Date.parse(str)

You should pass string as a parameter and The string format should be: YYYY-MM-DDTHH:mm:ss.sssZ.

Explanation:

YYYY-MM-DD – is the date: year-month-day.

The character "T" is used as the delimiter.

HH:mm:ss.sss – is the time: hours, minutes, seconds and milliseconds.

Z is an optional denotes the time zone. A single letter Z that would mean UTC+0.

You can pass short like YYYY-MM-DD or YYYY or YYYY-MM also possible.

let ms = Date.parse('2018-01-21T13:45:50.417-09:00');

alert(ms);

Output: 
1516574750417


let date = new Date( Date.parse('2015-01-23T13:41:50.417-05:00') );

alert(date);
Output:
Sat Jan 24 2015 00:11:50 GMT+0530 (India Standard Time)