The article suggests using the string.Method(char) approach instead of string.Method(string) for strings containing a single character to improve performance. It highlights an example where this optimization can be applied in the Entity Framework source code and mentions that this deviation from the recommended guideline occurred 34 times in the codebase. The article also references violation codes CA1865 – CA1867 and mentions their severity settings in the .editorConfig file. Update March, 2024.
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