in reply to RegExp and hidden (not printable) characters.

Install Devel::Unicode then run your script like this:

perl -d:Unicode yourscript.pl

... and magically all data printed to STDOUT will be passed through a Unicode debugger allowing you to see all the interesting characters more clearly.

perl -E'sub Monkey::do{say$_,for@_,do{($monkey=[caller(0)]->[3])=~s{::}{ }and$monkey}}"Monkey say"->Monkey::do'

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Re^2: RegExp and hidden (not printable) characters.
by humble (Acolyte) on Jul 31, 2012 at 15:39 UTC
    Thank You!

    I will try and come back w/ what I get.

    PS I do not think that code will make any difference - as the "hidden" char.s are on the stage - not the code. Please do not get offended.

Re^2: RegExp and hidden (not printable) characters.
by humble (Acolyte) on Aug 02, 2012 at 06:17 UTC
    Thank You again!

    Devel::Unicode - excellent tool! Now I can see what are those hidden char.s and therefore was able to undertake appropriate actions!

    Thank You, again!