JavaScript Date Tutorial

JavaScript facilitates an object especially to get a day, a month or an year as an output. This object is also called as JavaScript Date object.

JavaScript date object constructors

Date()  
Date(milliSeconds)  
Date(dateString)  
Date(year, month, day, hours, minutes, seconds, milliSeconds)  

Example

<html>
<body>
<script> 
var date=new Date();  
var day=date.getDate();  
var month=date.getMonth()+1;  
var year=date.getFullYear();  
document.write("<br>Today Date: "+date);  
document.write("<br>Day: "+day); 
document.write("<br>Month: "+month); 
document.write("<br>Year: "+year); 
</script>  
</body>
</html>

Output

Today Date: Sat May 25 2019 19:00:23 GMT+0530 (India Standard Time)
Day: 25
Month: 5
Year: 2019

JavaScript Date Methods:

getDate() method:
Use: To get the integer value between 1 and 31 that represents the day for the particular date on the basis of local time.

getDay() method:
Use: To get the integer value between 0 and 6 that represents the day of the week on the basis of local time.

getFullYear() method:
Use: To get the integer value that represents the year on the basis of local time.

getHours() method:
Use: To get the integer value between 0 and 23 that represents the hours on the basis of local time.

getMilliseconds() method:
Use: To get the integer value between 0 and 999 that represents the milliseconds on the basis of local time.

getMinutes() method:
Use: To get the integer value between 0 and 59 that represents the minutes on the basis of local time.

getMonth() method:
Use: To get the integer value between 0 and 11 that represents the month on the basis of local time.

getSeconds() method:
Use: To get the integer value between 0 and 60 that represents the seconds on the basis of local time.

getUTCDate() method:
Use: To get the integer value between 1 and 31 that represents the day for the particular date on the basis of universal time.

getUTCDay() method:
Use: To get the integer value between 0 and 6 that represents the day of the week on the basis of universal time.

getUTCFullYear() method:
Use: To get the integer value that represents the year on the basis of universal time.

getUTCHours() method:
Use: To get the integer value between 0 and 23 that represents the hours on the basis of universal time.

getUTCMinutes() method:
Use: To get the integer value between 0 and 59 that represents the minutes on the basis of universal time.

getUTCMonth() method:
Use: To get the integer value between 0 and 11 that represents the month on the basis of universal time.

getUTCSeconds() method:
Use: To get the integer value between 0 and 60 that represents the seconds on the basis of universal time.

setDate() method:
Use: To set the day value for the particular date on the basis of local time.

setFullYear() method:
Use: To set the year value for the particular date on the basis of local time.

setHours() method:
Use: To set the hour value for the particular date on the basis of local time.

setMilliseconds() method:
Use: To set the millisecond value for the particular date on the basis of local time.

setMinutes() method:
Use: To set the minute value for the particular date on the basis of local time.

setMonth() method:
Use: To set the month value for the particular date on the basis of local time.

setSeconds() method:
Use: To set the second value for the particular date on the basis of local time.

setUTCDate() method:
Use: To set the day value for the particular date on the basis of universal time.

setUTCFullYear() method:
Use: To set the year value for the particular date on the basis of universal time.

setUTCHours() method:
Use: To set the hour value for the particular date on the basis of universal time.

setUTCMilliseconds() method:
Use: To set the millisecond value for the particular date on the basis of universal time.

setUTCMinutes() method:
Use: To set the minute value for the particular date on the basis of universal time.

setUTCMonth() method:
Use: To set the month value for the particular date on the basis of universal time.

setUTCSeconds() method:
Use: To set the second value for the particular date on the basis of universal time.

toDateString() method:
Use: To get the date portion of a Date object.

toISOString() method:
Use: To get the date in the form ISO format string.

toJSON() method:
Use: To get a string representing the Date object and serializing the Date object at the time of JSON serialization.

toString() method:
Use: To get the date in the form of string.

toTimeString() method:
Use: To get the time portion of a Date object.

toUTCString() method:
Use: To get the particular date in the form of string using UTC time zone.

valueOf() method:
Use: To get the primitive value of a Date object.

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