main.go 源码
// Copyright © 2018 Inanc Gumus
// Learn Go Programming Course
// License: https://creativecommons.org/licenses/by-nc-sa/4.0/
//
// For more tutorials : https://learngoprogramming.com
// In-person training : https://www.linkedin.com/in/inancgumus/
// Follow me on twitter: https://twitter.com/inancgumus
package main
import "fmt"
// incdec is a statement
func main() {
var counter int
// following "statements" are correct:
counter++ // 1
counter++ // 2
counter++ // 3
counter-- // 2
fmt.Printf("There are %d line(s) in the file\n",
counter)
// the following "expressions" are incorrect:
// counter = 5+counter--
// counter = ++counter + counter--
}
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