date

Print or set the system date and time

Overview

Displays the current time in the given FORMAT, or sets the system date.

date [OPTION]... [+FORMAT]

$ date

Display the current date and time.

$ date +%Y-%m-%d

Display the date in YYYY-MM-DD format.

Concatenate and display file content

Print lines matching a pattern

Search for files in a directory hierarchy

Print newline, word, and byte counts for each file

Print the groups a user is in

Print real and effective user and group IDs

datetimesystemclocksetdisplay