À plus tard → a+, ++

IMAGE: "Text messages" Message on Cell

Phone Screen (Tom Grill/Corbis)

 = À plus tard
= See you later
Note: "++" is SMS only, "à plus" is used in conversations also.

"Je te laisse travailler, a+ !"
= "I'm going to let you get to work, see you later!"

"Tu viendras ce soir ? ++"
= "Are you coming tonight? See you"