Question

excel求和值如何四舍五入，比如SUM(F4:O4)，如果通过函数ROUND取整数

Answer 1

=SUM(ROUND(F4:O4,))
按CTRL+SHLFT+回车

Answer 2

=round(SUM(F4:O4),0)

Answer 3

=ROUND(SUM(F4:O4),0)

Answer 4

=ROUND(SUM(F4:O4),0)

Answer 5

软串口有个例子，是模拟多个串口的。需要 Serialxx.listen();