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[ALL] Take care of possible null strings
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@@ -42,13 +42,13 @@ namespace NaturalSort
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if (!table.TryGetValue(x, out string[] x1))
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{
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//x1 = Regex.Split(x.Replace(" ", ""), "([0-9]+)");
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x1 = Regex.Split(x.ToLowerInvariant(), "([0-9]+)").Where(s => s != "").ToArray();
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x1 = Regex.Split(x.ToLowerInvariant(), "([0-9]+)").Where(s => !String.IsNullOrWhiteSpace(s)).ToArray();
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table.Add(x, x1);
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}
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if (!table.TryGetValue(y, out string[] y1))
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{
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//y1 = Regex.Split(y.Replace(" ", ""), "([0-9]+)");
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y1 = Regex.Split(y.ToLowerInvariant(), "([0-9]+)").Where(s => s != "").ToArray();
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y1 = Regex.Split(y.ToLowerInvariant(), "([0-9]+)").Where(s => !String.IsNullOrWhiteSpace(s)).ToArray();
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table.Add(y, y1);
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}
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