prev_weekday

SFL
Version 2.11

`prev_weekday`

#include "sfldate.h"
long
prev_weekday (long date)

Synopsis

Returns the date of the previous weekday, skipping from Monday to Friday.

Source Code - (sfldate.c)

{
    long
        days = date to days (date);

    if (day of week (date) == 1)        /*  Monday                           */
        days -= 3;
    else
    if (day of week (date) == 0)        /*  Sunday                           */
        days -= 2;
    else
        days -= 1;                      /*  Tuesday to Saturday              */

    return (days to date (days));
}

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