JavaScript Date setDate()
The JavaScript date setDate() method sets the date value for a particular date on the basis of local time. Syntax: dateObj.setDate(new_Date); Parameters: new_Date: Integer value between 1 to 31. Example: <!DOCTYPE html> <html> <body> <script> var bday =new Date(“March 13, 1987 21:00:10”); document.writeln(bday.getDate() + “<br>”); bday.setDate(23); document.writeln(bday.getDate()); </script> </body> </html>