Optimize TypeExtensions.HexStr #1278
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sipsorcery
requested changes
Jan 12, 2025
| @@ -122,21 +122,60 @@ public static string HexStr(this byte[] buffer, char? separator = null) | |||
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| public static string HexStr(this byte[] buffer, int length, char? separator = null) | |||
| { | |||
| string rv = string.Empty; | |||
| #if NETCOREAPP2_1_OR_GREATER || NETSTANDARD2_1_OR_GREATER | |||
| if (separator is { } s) | |||
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if(separator != null) is a lot clearer here.
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The current implementation creates
length * 2 + 1strings without separator andlength * 3strings with separator.The proposed implementation use
Create<TState>(Int32, TState, SpanAction<Char,TState>), where possible, to allocate only the finalstringand an intermediarybyte[]where not possible.