blob: 08e649282176da39df9c3ea52721622f771dd67d [file] [log] [blame]
package main
import (
"fmt"
"os"
)
func main() {
if len(os.Args) != 2 {
fmt.Printf("use %s varname\n", os.Args[0])
os.Exit(1)
}
fmt.Println(os.Getenv(os.Args[1]))
}