For Twitter

readme.md

Although exteme way to concatenate strings thought it would be interesting to benchmark.

Helpers.cs

string DefaultInterpolatedStringHandler()
{
    var title = "Mr.";
    var firstName = "John";
    var middleName = "Q.";
    var lastName = "Doe";
    DefaultInterpolatedStringHandler stringHandler = new(50, 4);
    stringHandler.AppendLiteral("Hello ");
    stringHandler.AppendFormatted(title);
    stringHandler.AppendLiteral(" ");
    stringHandler.AppendFormatted(firstName);
    stringHandler.AppendLiteral(" ");
    stringHandler.AppendFormatted(middleName);
    stringHandler.AppendLiteral(" ");
    stringHandler.AppendFormatted(lastName);

    return stringHandler.ToStringAndClear();
}