Tomorrow’s Date using Shell Script Commands

This page answers questions like these:

• How to get tomorrow’s date in a shell script?
  
• How to get tomorrow’s date using a shell command?
  
• How do I get tomorrow’s date in a shell script?
  
• How do I get tomorrow’s date using a shell command?
  

How to get Tomorrow’s Date using a Shell Script Command?

• Get tomorrow’s date as a string in the format “YYYY-MM-DD”.
• The -d option allows you to pass a string which alters the usual output value. Legal strings include (but are not limited too) “yesterday”, “today”, and “tomorrow”.
• The + option allows you to pass a string which alters the usual output format. Legal strings can be composed of normal text and symbols which are expanded by the command:
  • %Y = Year as 4 digits.
  • %m = Month as 2 digits (01..12).
  • %d = Day as 2 digits (01..31).
  • %H = Hour as 2 digits (00..23).
  • %M = Minute as 2 digits (00..59).
  • %S = Second as 2 digits (00..60. Note that 60 can occur for a leap second).
• Some other useful format strings are:
  • %A = The full day of the week, e.g. Sunday.
  • %a = The abbreviated day of the week, e.g. Sun.
  • %B = The full month name, e.g. January.
  • %b = The abbreviated month name, e.g. Jan.

How to get the Time One Hour Ahead using a Shell Script Command?

• Get the time exactly 1 hour in the future in the format HH:MM:SS where HH is in 24-hour time.