mirror of
https://github.com/golang/go
synced 2024-11-19 03:34:41 -07:00
83f0b718ed
also add a section about compiling programs because some found it surprising not to have one R=rsc CC=go-dev http://go/go-review/1018011
33 lines
582 B
Go
33 lines
582 B
Go
// Copyright 2009 The Go Authors. All rights reserved.
|
|
// Use of this source code is governed by a BSD-style
|
|
// license that can be found in the LICENSE file.
|
|
|
|
package main
|
|
|
|
import (
|
|
"os";
|
|
"flag"; // command line option parser
|
|
)
|
|
|
|
var n_flag = flag.Bool("n", false, "don't print final newline")
|
|
|
|
const (
|
|
Space = " ";
|
|
Newline = "\n";
|
|
)
|
|
|
|
func main() {
|
|
flag.Parse(); // Scans the arg list and sets up flags
|
|
var s string = "";
|
|
for i := 0; i < flag.NArg(); i++ {
|
|
if i > 0 {
|
|
s += Space
|
|
}
|
|
s += flag.Arg(i)
|
|
}
|
|
if !*n_flag {
|
|
s += Newline
|
|
}
|
|
os.Stdout.WriteString(s);
|
|
}
|