Clippings

$short_random_string=substr(md5(uniqid(time())),0,8);

mktime

$first_day_of_month_before_last=date("Y-m-d", mktime(0, 0, 0, date("m")-2, 1, date("Y"))); $last_day_of_next_month=date("Y-m-d", mktime(0, 0, 0, date("m") 2, 0, date("Y")));