getPreviousTradingDay¶
Purpose¶
Returns the previous trading day.
Format¶
-
prev_date =
getPreviousTradingDay(a)¶ - Parameters
date (scalar) – date in DT scalar format.
- Returns
prev_date (scalar) – previous trading day in DT scalar format.
Examples¶
// Convert string to date to dt date
dt_date = strtodt("2012-07-12", "YYYY-MO-DD");
/*
** Get next trading day and print
** string form
*/
dttostr(getPreviousTradingDay(dt_date), "YYYY-MO-DD");
This prints the previous trading day to the screen in string format
2012-07-11
Remarks¶
A trading day is a weekday that is not a holiday as defined by the New
York Stock Exchange from 1888 through 2020. Holidays are defined in
holidays.asc. You may edit that file to modify or add holidays.
Source¶
finutils.src