go format string
s := fmt.Sprintf("string: %s number: %d time: %v", "string", 1, time.Now())
Navid2zp
s := fmt.Sprintf("string: %s number: %d time: %v", "string", 1, time.Now())
fmt.Sprintf("foo: %s", bar)
return fmt.Sprintf("at %v, %s", e.When, e.What)