ctime - Robuta Search

https://docs.oracle.com/cd/E88353_01/html/E37843/ctime-s-3c.html

ctime , ctime_r , localtime , localtime_r , gmtime , gmtime_r , asctime , asctime_r , tzset - convert date and time to string

https://docs.oracle.com/cd/E19146-01/820-6599/6nhtr7kvr/index.html