Vararg not null check

VaragrNonNullCheckTest.kt

  //approach 1
  fun main(){
        val a = Unit
        val b = null
       	if(listOf(a,b).all{ it != null }){
            println("Not null")
        }else{
            print("Please check inputs")
        }
    }
    
    
    //approach 2
    fun <T> ifNotNull(vararg values : T?,block :() -> Unit){
        if(values.all{ it != null }){
            block()
        }
    }