System.Text.StringBuilderPolyfills
namespace System.Text
{
internal static class StringBuilderPolyfills
{
public sealed class <G>$CD29E70E0DCA5BBFCFAC7C2BEF3C5C99
{
public static class <M>$D53C1B9ACF950B5450087B916E51914A
{
}
public StringBuilder Append(ReadOnlySpan<char> span);
}
public static StringBuilder Append(this StringBuilder stringBuilder, ReadOnlySpan<char> span);
}
}