github.com/graybobo/golang.org-package-offline-cache@v0.0.0-20200626051047-6608995c132f/x/blog/content/slices/prog050.go (about)

     1  // +build OMIT
     2  
     3  // Copyright 2013 The Go Authors. All rights reserved.
     4  // Use of this source code is governed by a BSD-style
     5  // license that can be found in the LICENSE file.
     6  
     7  package main
     8  
     9  import (
    10  	"fmt"
    11  )
    12  
    13  type path []byte
    14  
    15  func (p path) ToUpper() {
    16  	for i, b := range p {
    17  		if 'a' <= b && b <= 'z' {
    18  			p[i] = b + 'A' - 'a'
    19  		}
    20  	}
    21  }
    22  
    23  func main() {
    24  	pathName := path("/usr/bin/tso")
    25  	pathName.ToUpper()
    26  	fmt.Printf("%s\n", pathName)
    27  }