The title says it all: how would you manipulate strings in C# without the system libraries? I got this question recently in an interview and I've been stumped by it since. It's one of those things ...

Take advantage of String.Create to create strings with no allocation overhead and improve the performance of your .NET 6 applications.

Take advantage of string interpolation to incorporate variable substitution in formatted strings in C#.

A small update for strings in C# 11 is the ability to quickly specify a string literal as UTF-8 encoded, instead of the .NET default UTF-16 encoding, adding a u8 suffix to it.