Difference between revisions of "Go: Hello world! example"

Latest revision as of 20:08, 10 December 2021

touch hello_world.go

package main 

import "fmt" 

func main() {
    fmt.Println("Hello, world!")
}

where "fmt" is the package for formatted I/O, similar to C's C file input/output.^[1]

go build hello_world.go
./hello_world
Hello, world!

↑ "fmt - The Go Programming Language". golang.org. Retrieved 2019-04-08.<templatestyles src="Module:Citation/CS1/styles.css"></templatestyles>

@@ Line 2: / Line 2: @@
   touch hello_world.go
-<pre>
-package main
-import "fmt"
-func main() {
-    fmt.Println("Hello, world!")
-}
-</pre>
+ [[package]] main
+ [[import]] "fmt"
+ [[func]] main() {
+     fmt.[[Println]]("Hello, world!")
+ }
 where "[[fmt]]" is the package for ''formatted [[Input/output|I/O]]'', similar to C's [[C file input/output]].<ref>{{Cite web|url=https://golang.org/pkg/fmt/|title=fmt - The Go Programming Language|website=golang.org|access-date=2019-04-08}}</ref>