<p>
This is the reference manual for the Go programming language as it was for
language version 1.17, in October 2021, before the introduction of generics.
It is provided for historical interest.
The current reference manual can be found <a href="/doc/go_spec.html">here</a>.
For more information and other documents, see <a href="/">go.dev</a>.
</p>

<p>
Go is a general-purpose language designed with systems programming

<a href="https://9p.io/sys/doc/asm.html">elsewhere</a>.
If you plan to write assembly language, you should read that document although much of it is Plan 9-specific.
The current document provides a summary of the syntax and the differences with
what is explained in that document, and
describes the peculiarities that apply when writing assembly code to interact with Go.
</p>

<p>

IncDec statement    Assignment
x++                 x += 1
x--                 x -= 1
</pre>


<h3 id="Assignment_statements">Assignment statements</h3>

<p>
An <i>assignment</i> replaces the current value stored in a <a href="#Variables">variable</a>
with a new value specified by an <a href="#Expressions">expression</a>.
An assignment statement may assign a single value to a single variable, or multiple values to a