[Metakit] Performance comparison Q

Bruce A.Johnson bruce at onemoonscientific.com
Mon May 9 13:38:28 CEST 2005


Are you putting the Tcl test line inside a proc?
  Otherwise I don't think it will be compiled with the Tcl bytecode 
compiler.

Bruce
On May 9, 2005, at 12:30 PM, Jean-Claude Wippler wrote:

> jyl at mod3.net wrote:
>
>> If you have the data in an array
>
> No, list (Tcl arrays are hash tables, I am interested in vector 
> access).
>
>> % time {for {set i 0} {$i < 49999} {incr i} {incr sum [lindex $data 
>> $i]}} 10
>> 198283 microseconds per iteration
>
> Fascinating.  I dismissed this one and used foreach, which is slower.
> Still under 1% of C.
>
> -jcw
>
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