Added in 1.8.10

$duration

Returns the duration of the currently playing song in milliseconds.

AdiIRC only.
Only works if Media Player is set to iTunes/MediaMonkey/Winamp and proper plugins are installed.

$duration(seconds,[N])

Returns the specified number of seconds in a week/day/hour/minute/second format.

Parameters

seconds - Number of seconds or a $duration value to convert back into seconds.
N - If N = 2, the result does not include the seconds value. If N = 3, the result is in hh:nn:ss format.