This example shows how to display arrows on the chart.
study('plotchar example', overlay=true) data = close >= open plotchar(data, char='↓', color=lime) plotchar(data, char='↑', location=location.belowbar, color=red)
study('plotchar example', overlay=true) data = close >= open plotchar(data, char='↓', color=lime) plotchar(data, char='↑', location=location.belowbar, color=red)