LLVM implements this as StringRef. It has been proposed for inclusion into the C++ Standard as string_view: <a href="http:&#x2F;&#x2F;www.open-std.org&#x2F;jtc1&#x2F;sc22&#x2F;wg21&#x2F;docs&#x2F;papers&#x2F;2014&#x2F;n3921.html" rel="nofollow">http:&#x2F;&#x2F;www.open-std.org&#x2F;jtc1&#x2F;sc22&#x2F;wg21&#x2F;docs&#x2F;papers&#x2F;2014&#x2F;n392...</a>