A Tour of Go Range

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A Tour of Go Range continued

You can skip the index or value by assigning to _. If you only want the index, drop the ", value" entirely. package main import "fmt" func main() { pow := make([]) for i := range pow { pow[i] = i << uint(i) } for _, value := rang…

The range form of the for loop iterates over a slice or map. package main import "fmt" , , , , , , , } func main() { for i, v := range pow { fmt.Printf("2**%d = %d\n", i, v) } }…

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/* Exercise: Loops and Functions #43 */ package main import ( "fmt" "math" ) func Sqrt(x float64) float64 { z := float64(.) s := float64() for { z = z - (z*z - x)/(*z) { break } s = z } return s } func main() { fmt.Println(Sqrt()) fmt.…

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