Javascript timed getTime, javascriptgetTime

Javascript timed getTime, javascriptgetTime

1. JS timing

Note that the date format cannot be, And IE11 does not support

Var d = new Date ("2014/11/14"); var c = new Date (); setInterval (function () {$ (". gift-input ").css (" background "," #999999 "); $ (". gift-input "). val ("activity ended"); $ (". gift-input "). removeAttr ("click") ;}, (d. getTime ()-c. getTime ()));

2. Days separated

Var time =D. getTime ()-c. getTime ();

var days = parseInt(time/ (1000 * 60 * 60 * 24));

     alert(days);

Use of getTime () in javascript

GetTime () gets the final number of milliseconds.

How can I use getTime () in javascript to obtain how many milliseconds I live?

First, use the current system time to use getTime () to obtain the difference in milliseconds from the year 1970.
Second, use getTime () to get the difference in milliseconds from January 1, 1970.
Third: How many milliseconds do you get from first minus second?