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By Dalbo | Mar 01, 2026

couples 两个是且的关系,因此对应代码 (year%100==0 && year%400!=0) 上面a,b两种情况是“或”的关系,也就是满足其中之一就不是闰年。 full details 如何理解ytd和mtd指标ytd(year to date)和 mtd(month to date)是两个在财务分析和业务管理中常用的时间周期指标,理解如下:一、ytd(year to date)定.

Discussion

D
Dimas
Feb 27, 2026

Nice and easy to understand.

👍 1
J
Jordan
Mar 08, 2026

Good explanation.

👍 12
C
Chris
Mar 04, 2026

Straight to the point.

👍 7

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