Plots volume the same as the built-in indicator. However, this indicator colors the column according to its change relative to the previous column. In other words, this indicator displays a green column on increased volume and a red bar on decreased volume.
//@version=2
// Plots volume the same as the built-in indicator.
// However, this indicator colors the column according to its
// change relative to the previous column.
// In other words, this indicator displays a green column on
// increased volume and a red bar on decreased volume.
study("Volume Spikes")
barColor = if (change(volume) < 0)
red
else
green
plot(volume, color=barColor, style=columns, title="Volume")