Go Strings

package main

import (
  "fmt"
  "strings"
)

func main() {
  s := "Hello, Go"
  fmt.Println(len(s))
  fmt.Println(strings.ToUpper(s))
  fmt.Println(strings.Contains(s, "Go"))
  fmt.Println(strings.Split("a,b,c", ","))
  fmt.Println(strings.Replace(s, "Go", "World", 1))
  fmt.Println(strings.Repeat("ab", 3))
  fmt.Println(s[7:])
  fmt.Println(strings.Join([]string{"x", "y", "z"}, "-"))
  fmt.Printf("%s has %d items costing %.2f\n", "Cart", 3, 9.5)
}

9
HELLO, GO
true
[a b c]
Hello, World
ababab
Go
x-y-z
Cart has 3 items costing 9.50