> @cl4es made performance optimizations for the simple specifiers of
> String.format in PR https://github.com/openjdk/jdk/pull/2830. Based on the
> same idea, I continued to make improvements. I made patterns like %2d %02d
> also be optimized.
>
> The following are the test results based on Mac
> @cl4es made performance optimizations for the simple specifiers of
> String.format in PR https://github.com/openjdk/jdk/pull/2830. Based on the
> same idea, I continued to make improvements. I made patterns like %2d %02d
> also be optimized.
>
> The following are the test results based on Mac
