Date Object Overview
The Date object is used to work with dates and times.
Creating a Date Object
To create a Date object, use the new keyword and assign the result to a variable.
The following examples show the various ways to create a Date object:
var myDate = new Date();
or
var myDate = new Date(milliseconds);
or
var myDate = new Date(datestring);
or
var myDate = new Date(year, month, day, hours, minutes, seconds, milliseconds);Properties
| Property | Description |
|---|---|
constructor |
Returns the function that created the object's prototype |
prototype |
Allows addition of properties and methods to an object |
Methods
| Method | Description |
|---|---|
getDate() |
Returns the day of the month (from 1-31) |
getDay() |
Returns the day of the week (from 0-6) |
getFullYear() |
Returns the year (four digits) |
getHours() |
Returns the hour (from 0-23) |
getMilliseconds() |
Returns the milliseconds (from 0-999) |
getMinutes() |
Returns the minutes (from 0-59) |
getMonth() |
Returns the month (from 0-11) |
getSeconds() |
Returns the seconds (from 0-59) |
getTime() |
Returns the number of milliseconds since midnight Jan 1, 1970 |
getTimezoneOffset() |
Returns the time difference between GMT and local time, in minutes |
getUTCDate() |
Returns the day of the month, according to universal time (from 1-31) |
getUTCDay() |
Returns the day of the week, according to universal time (from 0-6) |
getUTCFullYear() |
Returns the year, according to universal time (four digits) |
getUTCHours() |
Returns the hour, according to universal time (from 0-23) |
getUTCMilliseconds() |
Returns the milliseconds, according to universal time (from 0-999) |
getUTCMinutes() |
Returns the minutes, according to universal time (from 0-59) |
getUTCMonth() |
Returns the month, according to universal time (from 0-11) |
getUTCSeconds() |
Returns the seconds, according to universal time (from 0-59) |
getYear() |
(deprecated) Use the getFullYear() method instead |
parse() |
Parses a date string and returns the number of milliseconds since midnight of January 1, 1970 |
setDate() |
Sets the day of the month (from 1-31) |
setFullYear() |
Sets the year (four digits) |
setHours() |
Sets the hour (from 0-23) |
setMilliseconds() |
Sets the milliseconds (from 0-999) |
setMinutes() |
Set the minutes (from 0-59) |
setMonth() |
Sets the month (from 0-11) |
setSeconds() |
Sets the seconds (from 0-59) |
setTime() |
Sets a date and time by adding or subtracting a specified number of milliseconds to/from midnight January 1, 1970 |
setUTCDate() |
Sets the day of the month, according to universal time (from 1-31) |
setUTCFullYear() |
Sets the year, according to universal time (four digits) |
setUTCHours() |
Sets the hour, according to universal time (from 0-23) |
setUTCMilliseconds() |
Sets the milliseconds, according to universal time (from 0-999) |
setUTCMinutes() |
Set the minutes, according to universal time (from 0-59) |
setUTCMonth() |
Sets the month, according to universal time (from 0-11) |
setUTCSeconds() |
Set the seconds, according to universal time (from 0-59) |
setYear() |
(deprecated) Use the setFullYear() method instead |
toDateString() |
Converts the date portion of a Date object into a readable string |
toGMTString() |
(deprecated) Use the toUTCString() method instead |
toLocaleDateString() |
Returns the date portion of a Date object as a string, using locale conventions |
toLocaleTimeString() |
Returns the time portion of a Date object as a string, using locale conventions |
toLocaleString() |
Converts a Date object to a string, using locale conventions |
toString() |
Converts a Date object to a string |
toTimeString() |
Converts the time portion of a Date object to a string |
toUTCString() |
Converts a Date object to a string, according to universal time |
UTC() |
Returns the number of milliseconds in a date string since midnight of January 1, 1970, according to universal time |
valueOf() |
Returns the primitive value of a Date object |