hfcorriez/php-crontab — Issue #2: 支持“，”格式的时间定义
Author: hfcorriez
Created: 2011-12-24 07:03:00+00:00
State: open

crontab 的格式如下
# r—-minute (0-59) -1 = each (*)
# | r—–hour (0-23) 25 for disable
# | | r——day of the month (1-31)
# | | | r——month (1-12)
# | | | | r——day of the week (1-7 monday=1)
# | | | | | r—— command to run ————->
# | | | | | |
# | | | | | |