Hello, The last couple of day's I was searching on this forum for the best way to put array's inside array's. The best example's i found where a little outdatet (2010) whit a lot of pro's and con's. Now I've a big script where a lot of computations and big array's are involved, so speed is a big issue. Also I wanna try the script below but don't know iff speed is a problem this way or maybe there is a better way to do this. Does somebody know's the best way to put array's inside