Date.valueOf()
Returns the primitive value of a Date object
The valueOf() method returns the primitive value of a Date object.
var date1 = new Date(Date.UTC(96, 1, 2, 3, 4, 5));
console.log(date1.valueOf());
// expected output: 823230245000
var date2 = new Date('02 Feb 1996 03:04:05 GMT');
console.log(date2.valueOf());
// expected output: 823230245000
Syntax
dateObj.valueOf()
Return value
The number of milliseconds between 1 January 1970 00:00:00 UTC and the given date.
Description
The valueOf()
method returns the primitive value of a Date
object as a number data type, the number of milliseconds since midnight 01 January, 1970 UTC.
This method is functionally equivalent to the Date.prototype.getTime()
method.
This method is usually called internally by JavaScript and not explicitly in code.
Examples
Using valueOf()
valueOf()
var x = new Date(56, 6, 17);
var myVar = x.valueOf(); // assigns -424713600000 to myVar
References
Contributors to this page
Uros Durdevic
Last updated