ls 指令預設會列出當前目錄中的檔案或目錄:
$ ls
Applications Documents Google Drive Music Sites
CTX.DAT Downloads Library Pictures Test
Desktop Dropbox Movies Public VirtualBox VMs
$ ls Music/
GarageBand iTunes
但如果加上了萬用字元「*」或「?」,就會自動遞迴,列出符合字元樣式的子目錄內容:
$ ls M*
Movies:
20120205 iMovie Events.localized
Linux教學 iMovie Projects.localized
com.GoodLuckTechnologyTeam.EasyScreenRecorderLiteE
com.softtote.videoConverterMaster
Music:
GarageBand iTunes
或者
$ ls M????
GarageBand iTunes
若使用 -d 選項則可以強制只在當前目錄中搜尋:
$ ls -d M????
Music
但若使用 -R 選項,則會一路遞迴詳細列完所有符合路徑的子目錄內容:
$ ls -R M????
GarageBand iTunes
Music/GarageBand:
Music/iTunes:
Album Artwork iTunes Library Extras.itdb iTunes Library.itl iTunes Music Library.xml
Previous iTunes Libraries iTunes Library Genius.itdb iTunes Media sentinel
Music/iTunes/Album Artwork:
Cache Cloud Cloud Purchases Download
Music/iTunes/Album Artwork/Cache:
Music/iTunes/Album Artwork/Cloud:
Music/iTunes/Album Artwork/Cloud Purchases:
Music/iTunes/Album Artwork/Download: