?? now.3
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.TH now 3.SH NAMEnow \- get current time, in seconds.SH SYNTAX.B #include <now.h>datetime_sec \fBnow\fP();.SH DESCRIPTION.B nowreturns the number of real-time seconds that have elapsedsince the end of 1969 TAI..SH "SEE ALSO"datetime(3),time(3)?? 快捷鍵說明
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