I suggest you create and post a working program using Perl's core Benchmark module that anyone can just cut and paste and run for themselves. Apart from excellent learning for you, doing that should also provoke more helpful responses from the monks.

Some example PM nodes that have taken that approach:

See also

Updated: Added more example PM nodes and See also section. 

👁️🍾👍🦟

In reply to Re^3: Speed comparison of foreach vs grep + map by eyepopslikeamosquito
in thread Speed comparison of foreach vs grep + map by mldvx4

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