add time to date in javascript code example

Example 1: javascript add minutes to date

//add 30 minutes to date
var minutesToAdd=30;
var currentDate = new Date();
var futureDate = new Date(currentDate.getTime() + minutesToAdd*60000);

Example 2: new Date() get speicifc hours min sec

new Date().getDate()          // Get the day as a number (1-31)
new Date().getDay()           // Get the weekday as a number (0-6)
new Date().getFullYear()      // Get the four digit year (yyyy)
new Date().getHours()         // Get the hour (0-23)
new Date().getMilliseconds()  // Get the milliseconds (0-999)
new Date().getMinutes()       // Get the minutes (0-59)
new Date().getMonth()         // Get the month (0-11)
new Date().getSeconds()       // Get the seconds (0-59)
new Date().getTime()          // Get the time (milliseconds since January 1, 1970)