Declare variable and assign value golang tutorial 3

Declare variable and assign value golang tutorial 3

In last tutorial we have learnt how to declare variable.

write var keyword , followed by variable name and then variable type

var a int[code]

To assign a value to variable. It is very easy. just put equal sign and write your value.

[code] var a int = 420 [code]

or simply you can do like this if you have already declared variable.

[code] a  = 420 [code]

another shortcut to declare varialbe and assign value is

[code] var a  = 420 [code]

It will assume the type of variable.

Lets unveil another very very shortcut way to declare a variable.

[code] a  := 420 [code]

Just variable name , colon , equal sign and variable value.

<strong>Source Code of normal way to declare variable.</strong>

[code]

package main
import "fmt"
func main(){
var a int = 33

fmt.Print(a);
}

Source Code of shortcut way to declare variable.


package main
import "fmt"
func main(){

var b = 343

fmt.Print(b);}

Source Code of shortest way to declare variable.


package main
import "fmt"
func main(){

c:=333

fmt.Print(c);
}

Tony BB
 

TonyBB is a Coach , marketer, hypnotist and a founder of RSKVF Production who specializes in providing simple, affordable, and easy to use solutions for Life.

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