Question

How to convert string to float64 in Go

Answer 1

package main
 
import (
    "fmt"
    "reflect"
    "strconv"
)
 
func main() {

    var number string
    
    number = "865105925447369793"
    
    n, err := strconv.ParseFloat(number, 64)
    if err != nil {
        panic(err)
    }
     
    fmt.Println(number)
    fmt.Printf("%v type = %s\n", n, reflect.TypeOf(n))
}
 
 
/*
run:
 
865105925447369793
8.651059254473699e+17 type = float64
 
*/

 

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