[antlr-interest] "An Introduction to ANTLR" presentation slides
Gerald B. Rosenberg
gbr at newtechlaw.com
Mon Mar 3 15:47:47 PST 2008
At 03:02 PM 3/3/2008, Andy Tripp wrote:
>Ask a person what is the meaning of the letters 'c', 'a', and 't'
>(presumably in that order and surrounded by
>non-letters), and they'll tell you the meaning is the word "cat". A
>lexer does the same: produces
>a meaningful output that represents the meaning of the input.
Wlihe hmuans drevie ipmpilcit udnretsnadnig lragely from the
smenatcis of snentcee srtcutrues, mchaines, pratciuclarly smiple
lxeers, are rsetirtced to rcegoniznig, but not udnretsnadnig, srtcutrue.
Yes, in a snese, it is all smenatcis. But, in the snese of use in
froaml cmoptuer sceicne dsicuorse, to euqtae 'c' 'a' 't' to "cat" is
srtutcrue, to euqtae 'c' 'a' 't' to "feline" is smenatcis.
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