Illuminate\Filesystem question

gistfile1.txt

<?php

//...

dd(collect($this->fs->files('archive/'.$this->date)));

//returns
Illuminate\Support\Collection {#79
  #items: array:24 [
    0 => "archive/2017-03-23/Something_2017-03-23_03-53-21.tsv"
    1 => "archive/2017-03-23/SomethingElse_2017-03-23_03-46-36.tsv"
    2 => "archive/2017-03-23/AnotherFile_2017-03-23_03-52-55.tsv"
    3 => "archive/2017-03-23/AnotherFileCompletely_2017-03-23_03-52-30.tsv"

dd(collect($this->fs->allFiles('archive/'.$this->date)));

//returns
Illuminate\Support\Collection {#79
  #items: array:72 [
    0 => Symfony\Component\Finder\SplFileInfo {#90
      -relativePath: ""
      -relativePathname: "Something_2017-03-23_03-46-36.tsv"
      // truncated
    }
    1 => Symfony\Component\Finder\SplFileInfo {#89
      -relativePath: ""
      -relativePathname: "SomethingElse_2017-03-23_03-53-21.tsv"
      // truncated
    }
    2 => Symfony\Component\Finder\SplFileInfo {#91
      -relativePath: ""
      -relativePathname: "AnotherFile_2017-03-23_03-52-55.tsv"
      // truncated
    }
    3 => Symfony\Component\Finder\SplFileInfo {#92
      -relativePath: ""
      -relativePathname: "AnotherFileCompletely_2017-03-23_03-52-30.tsv"
      // truncated
    }

Should files and allFiles return similar arrays of SplFileInfo Objects, or both return arrays of string paths?

Seems like it would be convenient to switch between files/allFiles and not have to adjust how you handle that value.