go random number
import (
"math/rand"
)
rand.Intn(10)random number golang
// Uniform Random int (min <= x <= max)
x = rand.Intn(max - min) + min
// Uniform random float (0 <= x <= 1)
x = rand.Float64()
// Uniform random float (min <= x <= max)
x = (rand.Float64() * (max - min)) + minselect a random number between 1 and 5 in golang
package main
import (
"fmt"
"math/rand"
"time" #ADDED
)
func main() {
// Seed should be set once, better spot is func init()
rand.Seed(time.Now().UTC().UnixNano()) #ADDED
fmt.Println(randInt(1, 1000))
}
func randInt(min int, max int) int {
return min + rand.Intn(max-min)
}Copyright © 2021 Codeinu
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