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authorWilliam Joye <wjoye@cfa.harvard.edu>2017-10-17 19:50:58 (GMT)
committerWilliam Joye <wjoye@cfa.harvard.edu>2017-10-17 19:50:58 (GMT)
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-'\"
-'\" Copyright (c) 1993 The Regents of the University of California.
-'\" Copyright (c) 1994-1996 Sun Microsystems, Inc.
-'\"
-'\" See the file "license.terms" for information on usage and redistribution
-'\" of this file, and for a DISCLAIMER OF ALL WARRANTIES.
-'\"
-.TH time n "" Tcl "Tcl Built-In Commands"
-.so man.macros
-.BS
-'\" Note: do not modify the .SH NAME line immediately below!
-.SH NAME
-time \- Time the execution of a script
-.SH SYNOPSIS
-\fBtime \fIscript\fR ?\fIcount\fR?
-.BE
-.SH DESCRIPTION
-.PP
-This command will call the Tcl interpreter \fIcount\fR
-times to evaluate \fIscript\fR (or once if \fIcount\fR is not
-specified). It will then return a string of the form
-.PP
-.CS
-\fB503.2 microseconds per iteration\fR
-.CE
-.PP
-which indicates the average amount of time required per iteration,
-in microseconds.
-Time is measured in elapsed time, not CPU time.
-.SH EXAMPLE
-Estimate how long it takes for a simple Tcl \fBfor\fR loop to count to
-a thousand:
-.PP
-.CS
-time {
- for {set i 0} {$i<1000} {incr i} {
- # empty body
- }
-}
-.CE
-.SH "SEE ALSO"
-clock(n)
-.SH KEYWORDS
-script, time
-.\" Local Variables:
-.\" mode: nroff
-.\" End: