performance patch

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Oliver Smith oliver at demon.net
Thu Mar 19 12:25:41 CET 1998

> I have no idea about the right place, however, being a strict perl
> devotee, I couldn't let the following slip by:
>  
> > !        foreach $tmpword ( split("\\s+", "$tmppol") ) {
> 
> *horrified*. I guess you normally use TCL where such constructs are normal?
> I'd write (which makes it even faster because the regexp needn't be compiled
> every time)
>           
>            foreach $tmpword ( split( /\s+/, $tmppol ) ) {

The optimum includes ignoring leading and trailing blanks, which is:

foreach $tmpword (split(' ', $tmppol)) {

This behaviour is documented as providing emulation of AWK behaviour.

Oliver

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