Strings / Parse text / Essential Go
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package main
import (
"fmt"
"log"
)
func main() {
// extract int and float from a string
s := "48 123.45"
var f float64
var i int
nParsed, err := fmt.Sscanf(s, "%d %f", &i, &f)
if err != nil {
log.Fatalf("first fmt.Sscanf failed with %s\n", err)
}
fmt.Printf("i: %d, f: %f, extracted %d values\n", i, f, nParsed)
var i2 int
_, err = fmt.Sscanf(s, "%d %f %d", &i, &f, &i2)
if err != nil {
fmt.Printf("second fmt.Sscanf failed with %s\n", err)
}
}
Go
INFO