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[REBOL] Re: parse rule for converting hex to decimal

From: gregg:pointillistic at: 22-Feb-2010 18:08

Hi Semseddin, SM> is there anyone already write a parse rule to convert hexadecimal to SM> decimal? here is my situation, Others have responded, so I'll just add this version for consderation. Feel free to post any questions about the naming conventions or structure. -- Gregg text: {$FA,$20,$33,$0102} hex-digit=: charset "0123456798ABCDEF" =hex-digits: none hex-digits=: [copy =hex-digits some hex-digit=] =hex-num: none hex-num=: [#"$" hex-digits= actions/hex-num=] actions: [ hex-num= (print hex-to-dec =hex-digits) ] hex-to-dec: func [hex-digits [string!]] [ to integer! debase/base hex-digits 16 ] parse/all text [some [opt #"," hex-num=]]