没有办法指示最后几天,而不是检查哪些天。
这些是检查的日子:
29, 30, 31 - months with 31 days --> 1,3,5,7,8,10,12
28, 29, 30 - months with 30 days --> 4,6,9,11
26, 27, 28 - February --> 2
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该月的前 3 天:
0 0 1,2,3 * 0
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每月最后 3 天:
* * 26,27,28 2 * # February
* * 28,29,30 4,6,9,11 * # 30 days months
* * 29,30,31 1,3,5,7,8,10,12 * # 31 days months
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