States in DFA/NFA encoded as int tables

Oliver Zeigermann <oliver@zeigermann.de>
27 Oct 2003 16:11:13 -0500

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States in DFA/NFA encoded as int tables oliver@zeigermann.de (Oliver Zeigermann) (2003-10-27)
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From: Oliver Zeigermann <oliver@zeigermann.de>
Newsgroups: comp.compilers
Date: 27 Oct 2003 16:11:13 -0500
Organization: T-Online
Keywords: lex, question, comment
Posted-Date: 27 Oct 2003 16:11:13 EST

Hi!


Is it faster to encode states and transitions between them in arrays
containing numbers of the states instead of having pointers between
states?


If not, why is it ofter done this way?


Thanks in advance,


Oliver
[The tables are much smaller, since the numbers can usually be short
integers. -John]

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