in reply to Re: Things I Don't Use in Perlin thread Things I Don't Use in Perl
I think study does as it always did. It analyzes the string and builds a data structure from it such that repeated REs on that string are ever so slightly more efficient in execution time.
.desrever si txet eritne ehT
.backwards are (letters the not but) words the Only
ehT sdrow era ni redro, tub eht srettel era eht rehto yaw.
Who ndees baacdkrws wehn you have Tceilmopgyya?
?wdors reeersvd up meixd about How
.tusnnmihep rof nuttolg a m'I
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