=COUNT(1/(WEEKDAY(EOMONTH(A1,-1)+ROW(INDIRECT("1:"&DAY(EOMONTH(A1,0)))),2)>5))
crtl+shift+enter结束公式旅厅乎
如果伏没没加载eomonth函数
=COUNT(1/(WEEKDAY(DATE(YEAR(A1),MONTH(A1),0)+ROW(INDIRECT("1:"拆悉&DAY(DATE(YEAR(A1),MONTH(A1)+1,0)))),2)>5))
crtl+shift+enter结束公式
估计只能查日历了