two line operator, 2

gistfile1.scala

object ScalaHackSession {
	var a = 0                                 //> a  : Int = 0
	if (a < 10) a = a + 1
	println(a)                                //> 1
	
	if (a < 10) a = a
	+ 1                                       //> res0: Int = 1
	println(a)                                //> 1
}