golangHow to generate random float
package main
import ("math/rand"; "time")
func main() {
rnd := rand.New( rand.NewSource(time.Now().UnixNano()) )
num := rnd.Float64() * 2 + 10
}ctrl + cpackage maindefault package declaration | "math/rand"lib for random numbers generation |
rand.Newinit new random generator with given seed | .Float64()returns random float from |
2final generated number will start from | 10final generated number will end with |
numwill contain generated float | |
Usage example
package main
import ("math/rand"; "time")
func main() {
rnd := rand.New( rand.NewSource(time.Now().UnixNano()) )
num := rnd.Float64() * 2 + 10
print(num)
}output
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