Getting the Size of an Array or Slice in Go

In this code snippet, we are going to look at how you can retrieve the length of a type in Go using the len function.

In this example, we define an a slice of type string which contains a number of famous scientists. Below this instantiation, we then call len(scientists) to retrieve the length of this slice which is then printed out for us.

Further Reading:

If you enjoyed this code snippet, you may appreciate some of the other content on the site:

• Adding Values to Slices in Go