Application
Create new folder named src. In src folder, create new file named main.go as below:
package main
import (
"fmt"
"strconv"
)
func main() {
var result1 bool
var result2 float64
var result3 int64
result1, _ = strconv.ParseBool("true")
result2, _ = strconv.ParseFloat("3.1415", 64)
result3, _ = strconv.ParseInt("-42", 10, 64)
fmt.Println("result 1: ", result1)
fmt.Println("result 2: ", result2)
fmt.Println("result 3: ", result3)
var a int = 123
var b float64 = 4.5
var c bool = true
var result4 string = fmt.Sprintf("%d", a)
var result5 string = fmt.Sprintf("%2.1f", b)
var result6 string = fmt.Sprintf("%t", c)
fmt.Println("result 4: ", result4)
fmt.Println("result 5: ", result5)
fmt.Println("result 6: ", result6)
}
Output
Open Terminal windows in Visual Studio Code and run command line: go run main.go
result 1: true
result 2: 3.1415
result 3: -42
result 4: 123
result 5: 4.5
result 6: true