Backtest Trading Days (Not Calendar Days)

This is how you can backtest trading days

setOption(“holdminbars”,1);
SetTradeDelays( 0, 0, 0, 0 );

oddis=Optimize(“Trading day”,0,0,22,1);
NewMonth= BarsSince( Month()!=Ref(Month(),1) ) ;

Buy= NewMonth == oddis ;
buyPrice=Close;
Sell= C>0;
sellPrice=Close ;