Go only has one type of loop, the for loop. It contains a initialisation expression, a condition, and a post operation
It reads like most other for loops, but the init and post statements are optional.
This lets it function as a while loop.
Regular: for i := 0; i < 10; i++ {
While: for i < 10 {
The range keyword can be used to loop over an array or similar lists. The element returned is a copy.
for index, element := range s