Definition and Usage The setTime() method is used to calculate a date and time by adding or subtracting a specified number of milliseconds ...
Definition and Usage
The setTime() method is used to calculate a date and time by adding or subtracting a specified number of milliseconds to/from midnight January 1, 1970.
Syntax
dateObject.setTime(millisec) |
| Parameter | Description |
| millisec | Required. A numeric value representing the milliseconds since midnight January 1, 1970. Can be a negative number |
Tips and Notes
Note: This method is always used in conjunction with a Date object.
Example 1
In this example we will add 77771564221 milliseconds to 1970/01/01 and display the new date and time:
<script type="text/javascript"> var d = new Date();
d.setTime(77771564221);
document.write(d); </script> |
The output of the code above will be:
Mon Jun 19 05:12:44 UTC+0200 1972 |
Example 2
In this example we will subtract 77771564221 milliseconds from 1970/01/01 and display the new date and time:
<script type="text/javascript"> var d = new Date();
d.setTime(-77771564221);
document.write(d); </script> |
The output of the code above will be:
Sat Jul 15 22:47:15 UTC+0200 1967 |
