As far I know:
dim textOLQH, textOLQHC as xpTextObject
dim OLQH as xpScene
dim fb as xpOutputFramebuffer
dim - define variables. Some of them are xpTextObject, xpScene, xpOutputFramebuffer.
engine.GetOutputFramebuffer(0, fb)
Get/(refer to) first Frame Buffer engine/online
fb.GetSceneOnLayer(0, OLQH)
Get/(refer to) Layer 0
OLQH.GetObjectByName("TSQH", textOLQH)
Get value/number/text written in object TSQH and keep it in textOLQH
self.GetObjectByName("OLQH", textOLQHC)
Get value/number/text from new scene witten in object OLQH and keep it in textOLQHC
textOLQHC.text = textOLQH.text
Write the current online quad height in OLQH text object.
#XPression