Modul:String: Unterschied zwischen den Versionen

Modul:String (Quelltext anzeigen)

263 Bytes hinzugefügt , 23 November

p.maxWordLen(s, dlist)

15.082

Bearbeitungen

@@ Zeile 107: / Zeile 107: @@
 end
-function p.maxWordLen(s)
+function p.maxWordLen(s, dlist)
 	-- returns the maximum word length of a string
+	dlist = dlist or " " -- delimiter chars, default " " (space only)
 	local max_word_len = 0
 	s = p.strip(s)
-	local s_len = string.len(s)
+	if #s > 0 then
-	if s_len > 0 then
 		local start, word_len = 1
 		repeat
-			space = string.find(s, " ", start)
+			local delimiter = 0
-			if space == nil then
+			for i = start, #s do
-				word_len = s_len - start + 1
+				local c = string.sub(s, i, i)
+				for j = 1, #dlist do
+					if c == string.sub(dlist, j, j) then
+						delimiter = i
+						break
+					end
+				end
+				if delimiter ~= 0 then
+					break
+				end
+			end
+			if delimiter == 0 then
+				word_len = #s - start + 1
 			else
-				word_len = space - start
+				word_len = delimiter - start
-				start = space + 1
+				start = delimiter + 1
 			end
 			if word_len > max_word_len then
 				max_word_len = word_len
 			end
-		until space == nil
+		until delimiter == 0
 	end
 	return max_word_len