As early as your freshman year of college—or even earlier—you might have realized that writing arr[len(arr)] is a bad idea. Surely, no one could get that wrong, right? We thought the same thing...
  • who@feddit.orgEnglish
    3·
    13 days ago

    This is a thinly veiled advertisement.

    tl;dr: The length of a slice is not a valid index into that slice.

    Of course. Because Go uses zero-based indexing, just like many other languages.