Graph class

[kante]

Do you know any free script class that can realize a graph
given an array or object of values?

[Weedpacket]

Yes.
Try searching these forums for the word "graph".

[dagon]

google chart api is quite nice if you looking for something simple

[kante]

what do u think about this?

http://code.google.com/p/flot/

looks better with minimum effort....

[jmer1234]

I have been very happy with pChart.

http://pchart.sourceforge.net/