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exactly 86400 seconds. Tcl responds to leap seconds by speeding or
slowing its clock by a tiny fraction for some minutes until it is
back in sync with UTC; its data model does not represent minutes that
have 59 or 61 seconds.
.TP
\fInow\fR
Instead of \fItimeVal\fR a non-integer value \fBnow\fR can be used as
replacement for today, which is simply interpolated to the runt-time as value
of \fBclock seconds\fR. For example:
.sp
\fBclock format now -f %a; # current day of the week\fR
.sp
\fBclock add now 1 month; # next month\fR
.TP
\fIunit\fR
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|
|
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
|
exactly 86400 seconds. Tcl responds to leap seconds by speeding or
slowing its clock by a tiny fraction for some minutes until it is
back in sync with UTC; its data model does not represent minutes that
have 59 or 61 seconds.
.TP
\fInow\fR
Instead of \fItimeVal\fR a non-integer value \fBnow\fR can be used as
replacement for today, which is simply interpolated to the run-time as value
of \fBclock seconds\fR. For example:
.sp
\fBclock format now -f %a; # current day of the week\fR
.sp
\fBclock add now 1 month; # next month\fR
.TP
\fIunit\fR
|