[Suhair Vennakkad]

thank you Kevin Camp_it’s very usefull

dur = 15; // value in seconds

if ( numKeys > 0 ) {

loopDur = key(numKeys).time - key(1).time;

if ( time < dur ) valueAtTime( time % loopDur ) else valueAtTime( dur % loopDur );

} else {

value;

}