copy((objects),suffix or (new objects))
copy
Function parameters
Usage
If suffix is omitted it equals "_c" by default.
copy((point1))
// returns point1_c in the same place where point1 is now, and point1 stays in place
copy((point1,point2),"n")
// returns point1n, point2n and point1 and point2 stay in place
copy((point1,point2),(point11,point12)
// returns point11, point12 and point1 and point2 stay in place