Subtraction Operator (DateTime, TimeSpan)

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Subtracts a specified time interval from a specified date and time and returns a new date and time.

Namespace:  System
Assembly:  mscorlib (in mscorlib.dll)

static let inline (-)
        d:DateTime * 
        t:TimeSpan  : DateTime


Type: System..::..DateTime
The date and time value to subtract from.
Type: System..::..TimeSpan
The time interval to subtract.

Return Value

Type: System..::..DateTime
An object whose value is the value of d minus the value of t.

This method subtracts the ticks value of t from the ticks value of d.