function weekly_monthly_peaks_and_troughs(close, volume) { // Calculate the weekly and monthly close prices var weekly_close = close.resample("W").last(); var monthly_close = close.resample("M").last();
// Initialize the peak and trough arrays var weekly_peaks = []; var weekly_troughs = []; var monthly_peaks = []; var monthly_troughs = [];
// Loop through the data and find the weekly and monthly peaks and troughs for (var i = 0; i < weekly_close.length; i++) { // Find the weekly peak if (i == 0 || weekly_close > weekly_close[i - 1]) { weekly_peaks.push(weekly_close); }
// Find the weekly trough if (i == 0 || weekly_close < weekly_close[i - 1]) { weekly_troughs.push(weekly_close); }
// Find the monthly peak if (i == 0 || monthly_close > monthly_close[i - 1]) { monthly_peaks.push(monthly_close); }
// Find the monthly trough if (i == 0 || monthly_close < monthly_close[i - 1]) { monthly_troughs.push(monthly_close); } }
// Return the peak and trough arrays return { weekly_peaks: weekly_peaks, weekly_troughs: weekly_troughs, monthly_peaks: monthly_peaks, monthly_troughs: monthly_troughs, }; }