GlideDateTime - addDays(Number days)

Adds a specified number of days to the current GlideDateTime object. A negative parameter subtracts days.

Use addDaysLocalTime() and addDaysUTC() instead of this method.

Table 1. Parameters
Name Type Description
days Number The number of days to add. Use a negative number to subtract.
Table 2. Returns
Type Description
void

var gdt = new GlideDateTime("2011-08-31 08:00:00");
gdt.addDays(-1);
gs.print(gdt.getDate());

Output: 2011-08-30