Code without class & obj.

def sample(){
    def x = 10
    def z = "Vidya"
    def name = "'Vidya" + "Awesome'";
    println x
    println name
    println(z.length())
    println(z.next())
}
sample()
def test(int a, int b){
    def c = a + b
    println c
}
test(6,2)