TCL, Date & Clock

[Syntax]

• clock  format  [ clock  seconds ]  -format  "%Y%m%d%H%M%S"  ]
• %Y - Year with century (e.g. 1990)
• %y - Year without century (00 - 99).
• %m - month
• %d - Day of month (01 - 31).
• %H - Hour in 24-hour format (00 - 23).
• %I - Hour in 12-hour format (00 - 12).
• %M - Minute (00 - 59).
• %S - Seconds (00 - 59).

[ExampleCode]

• set currentDate [ clock format [clock seconds] -format "%Y%m%d" ]
• set currentTime [ clock format [clock seconds] -format "%H%M%S" ]
• 
  
• puts $currentDate
• puts $currentTime

[Output]

• 20140603 --> 2014 June 03
• 150006  --> 15:00:06

[Clock format others]

• %a - Abbreviated weekday name (Mon, Tue, etc.).
• %A - Full weekday name (Monday, Tuesday, etc.).
• 
  
• %b - Abbreviated month name (Jan, Feb, etc.).
• %B - Full month name.
• 
  
• %c - Locale specific date and time.
• %p - AM/PM indicator.
• 
  
• %w - Weekday number (Sunday = 0).
• %x - Locale specific date format.
• 
  
• %X - Locale specific time format.
• %Z - Time zone name.

%Z - Time zone name
In addition, the following field descriptors may be supported on some systems (e.g. Unix but not Windows):

%D - Date as %m/%d/%y.

%e - Day of month (1 - 31), no leading zeros.

%h - Abbreviated month name.

%n - Insert a newline.

%r - Time as %I:%M:%S %p.

%R - Time as %H:%M.

%t - Insert a tab.

%T - Time as %H:%M:%S.