package main func init() { println("init") } func main() { println("main") println("v1:", v1) println("v2:", v2.x, v2.y) println("v3:", len(v3), cap(v3), v3[0], v3[3]) println("v4:", len(v4), v4 == nil) println("v5:", len(v5), v5 == nil) println("v6:", v6) println("v7:", cap(v7), string(v7)) } type ( t2 struct { x int y int } ) var ( v1 = 3 v2 = t2{2, 5} v3 = []int{2, 3, 5, 7} v4 map[string]int v5 = map[string]int{} v6 = float64(v1) < 2.6 v7 = []byte("foo") )