MouseScrollWheel Method (Int32)

public static void ScrollWheel(
	int delta
)

Public Shared Sub ScrollWheel ( 
	delta As Integer
)

Parameters

delta

Type: SystemInt32
Specifies the amount of wheel movement; this value should be a multiple of MouseWheelScrollDelta. A positive value indicates that the wheel is rotated forward, away from the user; a negative value indicates that the wheel is rotated backward, toward the user.

Reference