How to declare variables in Go language

This article introduces the knowledge of "how to declare variables in Go language". In the operation of actual cases, many people will encounter such a dilemma, so let the editor lead you to learn how to deal with these situations. I hope you can read it carefully and be able to achieve something!

Variables come from mathematics and can store calculation results or represent abstract concepts of values in computer language.

Variables can be accessed through variable names.

The Go language variable name consists of letters, numbers, and underscores, where the first character cannot be a number.

The general form of declaring variables is to use the var keyword:

Var identifier type

You can declare multiple variables at a time:

Var identifier1, identifier2 type instance

Package main

Import "fmt"

Func main () {

Var a string = "Runoob"

Fmt.Println (a)

Var b, c int = 1,2

Fmt.Println (b, c)

}

The output result of the above example is:

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