get date 5 day before today js code example
Example 1: javascript subtract days from date
var myCurrentDate=new Date();
var myPastDate=new Date(myCurrentDate);
myPastDate.setDate(myPastDate.getDate() - 8);//myPastDate is now 8 days in the past
Example 2: javascript get 7 days from now
var date = new Date();
date.setDate(date.getDate() - 13);
console.log(date);