system > for
Name = "i"
Start= 0
End = Array.Width - 1 (width = size on X-as)
i = in the expresision loopcounter("i")
element = Array.at(loopcounter("i"))
OR
Array > condtion 'For each element X'
element = Array.CurX used as an expression
or use the condition 'Compare current value'
to know 'i' is not needed