ISBN13 check digit: Difference between revisions
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Langurmonkey (talk | contribs) |
Langurmonkey (talk | contribs) |
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Line 1,966:
.s = replace(.s, RE/[\- ]/)
var .alt = true
for[=0] .d in s2n(.s) { _for += if(not= .alt: .d x 3; .d) } div 10
}
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