Basic Javascript Date Methods

Understanding some of the basic built-in javascript date methods 

This blog gives a brief overview of the basic javascript methods that are related to dates.
    
1. Date()

This method returns current date with time (local date & time).

<script type="text/javascript">
        //Date()
        document.write(Date()); //Output will be current date
</script>


2. getDate()

This method returns current day from an given date.

<script type="text/javascript">
    //getDate()
    var date = new Date();
    document.write(date.getDate()); //Output will be current day

    var date = new Date("Fri Oct 21 2016 14:36:25");
    document.write(date.getDate()); //Output will be 21
</script>


3. getDay()

This method returns the day of a week. Return will be an integer corresponding to particular day. (0 for Sunday, 1 for Monday, etc..)
    
<script type="text/javascript">
    //getDay()
    var date = new Date();
    document.write(date.getDay()); //Output will be index of current day of week

    var date = new Date("Fri Oct 21 2016 14:36:25");
    document.write(date.getDay()); //Output will be 5
</script>
    

4. getFullYear()

This method returns year from a provided date.

<script type="text/javascript">
    //getFullYear()
    var date = new Date();
    document.write(date.getFullYear()); //Output will be current year

    var date = new Date("Fri Oct 23 2015 14:36:25");
    document.write(date.getFullYear()); //Output will be 2015
</script>


5. getMonth()

This method returns month as integer (0 for January, 1 for February, etc..) from a provided date.

<script type="text/javascript">
    //getMonth()
    var date = new Date();
    document.write(date.getMonth()); //Output will be current month

    var date = new Date("Fri Oct 23 2016 14:36:25");
    document.write(date.getMonth()); //Output will be 10
</script>

    
6. getHours()

This method returns hour value from given date.

<script type="text/javascript">
    //getHours()
    var date = new Date();
    document.write(date.getHours()); //Output will be current hour

    var date = new Date("Fri Oct 21 2016 14:36:25");
    document.write(date.getHours()); //Output will be 14
</script>
    

7. getMinutes()

This method returns minute value from given date.

<script type="text/javascript">
    //getMinutes()
    var date = new Date();
    document.write(date.getMinutes()); //Output will be current minute

    var date = new Date("Fri Oct 21 2016 14:36:25");
    document.write(date.getMinutes()); //Output will be 36
</script>


8. getSeconds()

This method returns seconds value from given date.

<script type="text/javascript">
    //getSeconds()
    var date = new Date();
    document.write(date.getSeconds()); //Output will be current seconds value

    var date = new Date("Fri Oct 21 2016 14:36:25");
    document.write(date.getSeconds()); //Output will be 25
</script>

Hope this will be helpful!