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Speed up ExcelStyleCollection #630
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Removed redundant dictionary lookups and redundant key casing. My benchmarks show measurable speed increase. The underlying dictionary is already OrdinalIgnoreCase, so no need to apply key.ToLower(CultureInfo.InvariantCulture) The calls should be to the more efficient TryGetValue, instead of two separate calls to ContainsKey and GetValue.
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Removed redundant dictionary lookups and redundant key casing.
My benchmarks show measurable speed increase.
The underlying dictionary is already OrdinalIgnoreCase, so no need to apply key.ToLower(CultureInfo.InvariantCulture)
The calls should be to the more efficient TryGetValue, instead of two separate calls to ContainsKey and GetValue.