First GO Program

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1) Establish the operating environment

Version:Go 1.3 Beta 1

Download Address:https://code.google.com/p/go/wiki/Downloads

Choose your own operating system version, it is recommended to download the installation version, do not recommend zip, follow the default steps to install, so that the program will help us to add environment variables.

2) write the first program Hello.go

Package main   Import "FMT"  func Main () {      fmt. Printf ("Hello")    }  

Note: The curly braces of go cannot be placed casually

Put the Hello.go file in the D-Packing directory

3) Testing

Run cmd

D:

Go Run hello.go

4) Results

Hello