In the GO standard library, there are source files under my Go installation:
C:\Go\src\pkg
The packages under the source folder corresponds to .a files in here:
C:\Go\pkg\windows_amd64
What are the .a files ? What are they used for and how are they generated. I noticed, that they get generated automatically when i do go get libraryhostedingithub
.
Source code for a program written in Go, a programming language originally developed by Google; contains code written in plain text format that must be compiled before being run as a program. Go is loosely based off of the programming language C, which uses the . C file extension for its source code.
GO is the filename extension of a file containing source code written in Go (commonly called Golang) programming language. The file can be created with a code editor such as Vim or Sublime and executed with go command line utility.
The simplest way of reading a text or binary file in Go is to use the ReadFile() function from the os package. This function reads the entire content of the file into a byte slice, so you should be careful when trying to read a large file - in this case, you should read the file line by line or in chunks.
Go programs are organized into packages. A package is a collection of source files in the same directory that are compiled together. Functions, types, variables, and constants defined in one source file are visible to all other source files within the same package. A repository contains one or more modules.
They are compiled packages. It is these files you are referencing when you write import foo/bar
. It refers to $GOROOT/pkg/$GOOS_$GOARCH/foo/bar.a
and not $GOROOT/src/foo/bar/*.go
.
These files contain the compiled package binary code, along with debug symbols and source information.
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