//only for fun
In true TradingView spirit, the author of this script has published it open-source, so traders can understand and verify it. Cheers to the author! You may use it for free, but reuse of this code in a publication is governed by House Rules. You can favorite it to use it on a chart.
//@version=2 //like ANN strategy without tan strategy("Not Strategy", overlay=true) x0=security(tickerid, 'D', close) x1=security(tickerid, 'D', close) z=x0 < x1 bgcolor(z ? green : red, transp=90) if (z) strategy.entry("Long", strategy.long) if (not(z)) strategy.entry("Short", strategy.short)