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added worldeditadditions.tochars
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@ -55,3 +55,23 @@ function worldeditadditions.split(text, pattern, plain)
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end
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return ret
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end
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-- Split into table of characters.
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-- @param text string The string to iterate over
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-- @param s bool Sort characters
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-- @param d bool Remove duplicate characters
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-- @returns table A sequence table containing the substrings
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function worldeditadditions.tochars(text,s,d)
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--function tochars(text,s,d)
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t, set = {}, {}
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if d then
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text:gsub(".",function(c) set[c] = true end)
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for k,v in pairs(set) do table.insert(t,k) end
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else
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text:gsub(".",function(c) table.insert(t,c) end)
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end
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if s then table.sort(t) end
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return t
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end
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