strftime

strftime( [format [, timestamp ]])

Format timestamp according to format . Return the formatted string. The timestamp is a time-of-day value in seconds since midnight, January 1, 1970, UTC. The format string is similar to that of sprintf . (See the Example for systime .) If timestamp is omitted, it defaults to the current time. If format is omitted, it defaults to a value that produces output similar to that of date . {G}