178inaba · August 29, 2015 14:27
diff --git a/del_slice.go b/del_slice.go
 package main

 import "fmt"

 func main() {
 	s := []string{"abc"}
 	s = append(s, "def")

 	// delete
 	s = append(s[:1], s[1+1:]...)

 	fmt.Println("len:", len(s), "cap:", cap(s))
 }
diff --git a/result b/result
 $ go run del_slice.go 
 len: 1 cap: 2
	package main

	import "fmt"

	func main() {
	s := []string{"abc"}
	s = append(s, "def")

	// delete
	s = append(s[:1], s[1+1:]...)

	fmt.Println("len:", len(s), "cap:", cap(s))
	}