# control::Add4

    sys::Obj
      sys::Virtual
        sys::Component
          control::Add2
            control::Add4

`public class Add4`

Add4 adds four float inputs and writes the results to a float output

out = in1 + in2 + in3 + in4

in3

  `public property float in3`

  input 3

in4

  `public property float in4`

  input 4

execute

  `public virtual override void execute()`

  Execute is called once every scan.