Question

How to subtract weeks from a date in JavaScript

Answer 1

function subtractWeeksFromDate(weeks, date = new Date()) {
  	date.setDate(date.getDate() - weeks * 7);

  	return date;
}

console.log(subtractWeeksFromDate(3, new Date('2022-03-19')).toDateString());


  
  
/*
run:
  
"Sat Feb 26 2022"
  
*/

 

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