Linux obtains the first second of the last month and the last second of the last month.

To write a script, you need to obtain the first second of the previous month and the last second of the previous month. After reading the relevant information and using your own practices, you can find the following method to meet the requirements, if you have other good methods, please leave a message. I am very grateful!

Obtain the first second of the last month:

Date-d "'date-d" last month "+ % Y % m01 '00:00:00'' "+ % s

Get the last second of last month:

Date-d "'date + % y % m01 '23:59:59 ''last day" + % s