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Returns a new DateTime that adds the specified number of days to the value of this instance.
Assembly: mscorlib (in mscorlib.dll)
- Type: System..::..Double
A number of whole and fractional days. The val parameter can be negative or positive.
Return ValueType: System..::..DateTime
An object whose value is the sum of the date and time represented by this instance and the number of days represented by val.
The fractional part of val is the fractional part of a day. For example, 4.5 is equivalent to 4 days, 12 hours, 0 minutes, 0 seconds, 0 milliseconds, and 0 ticks.
The val parameter is rounded to the nearest millisecond.
- Full trust for the immediate caller. This member cannot be used by partially trusted code. For more information, see dd66cd4c-b087-415f-9c3e-94e3a1835f74.