ls

(display list of files and sub directories in current directory)

linux command flags for "ls"
• -a list all files including hidden files starting with '.'
• -d list directories with '*/'
• -l list with long format (show permissions)
• -F append indicator (one of */=>@|) to entries
• -lh show file sizes
• -r list in reverse order
• -i list file index number (aka inode number)
• -ltr view reverse output order by date
• -t sort by time and date
• -n print group id and owner id instead of file name
• -m list of entries separated by commas, fill the width of screen
• -g allows you to exclude the owner and group information columns
• -q force printing of non graphic characters in file names as the character '?'
• -Q place double quotations around entry names

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