Overview In this blog i am going to talk about the functions and methods in golang. which is a important topic in go. if you have not read the previous blog or do not have a basic knowledge about go the i would suggest you to have a look at my other blog. Functions Methods Functions you can declare a function as below. you don't need to declare return type unless your not returning something from your function. you get the return value in a way that is explained in the example code . func <function name > ( <parameter> <parameter type> ) ( <return type> ){} Example Code : package main import ("fmt") func main() { test1() // example 1 sum := test2() // example 2 fmt.Println("sum =",sum) sum2,error:= test3(30,40) // example 3 fmt.Println("sum 2 =",sum2,error) sum3,_:= test3(80,60) // example 4 fmt.Println("sum 2 =",sum3) su...