JavaScript无法从多维数组中正确地绘制。

I am drawing circles from a specific place in a javascript array that has 3 dimensions (i think). I am drawing them using 2 levels of for loops, The first one handles the x coordinate for the circles and the second handles the y coordinates for the circles and then passes in the colour of the circle from the array (the array only contains their colour values) and passes them into the I am drawing circles from a specific place in a