The precise details are relevant for Go implementations, affect the specifics of error messages (such as whether a compiler reports a type inference or other error), and may explain why type inference fails in unusual code situations., Section 4.5 "General Category" defines a set of character categories. Go treats all characters in any of the Letter categories Lu, Ll, Lt, Lm, or Lo as Unicode letters, and those in the Number category Nd as Unicode digits. Letters and digits, It augments the language specification, the Tour of Go, and How to Write Go Code, all of which you should read first. Note added January, 2022: This document was written for Go's release in 2009, and has not been updated significantly since., Before we start: What is the Go Spec? It’s a new year. Time for a new daily email list, and a new series! My plan is to spend the next while (a few months, most likely) each day expounding on a small section of the Go Programming Language Specification, or Go Spec for short., An interactive introduction to Go in four sections. The first section covers basic syntax and data structures; the second discusses methods and interfaces; the third is about Generics; and the fourth introduces Go's concurrency primitives., MasterFormat Specification Divisions (CURRENT) for formatting construction specifications. The CSI website has a PDF containing the full list of MasterFormat Divisions and Sub levels. Below is a list of divisions and the fir We have also made the old system 1995 MasterFormat divisions available..