Re^2: Challenge - Creative Way To Detect Alpha Characters

[BrowserUk]

You'd then have to scan the list twice. Once to convert, once to compare.

The original (and best) solution did 3 passes by both upping and lowing the string and comparing, but all three passes where in C rather than perl, so fast.

[parv]

(I removed my comment about the first statement of BrowserUK about which i am still thinking.)

Yes, you are quite right, BrowserUK, on the point of original solution being the best; it is simple, short, and to the point.