For an automated script we needed to calculate the first business day of the month. That turned out to be somewhat of a challenge. Here’s the code we came up with: (Inspired by Gledison’s last business day of the week!) function FirstBusinessDay($year, $month, $day) {    $today = “$year-$month-$day”;    $fbday = 1;    $wday = date(“N”,strtotime(“$year-$month-$fbday”));    if [...]