## Macro: COMMON-LISP:TYPECASE [![package](https://img.shields.io/badge/Package-COMMON--LISP-5f9ea0.svg?style=social&colorA=999999)](../) [![type](https://img.shields.io/badge/Type-Macro-5f9ea0.svg?style=social&colorA=999999)](../#macro) [![clhs](https://img.shields.io/badge/CLHS-TYPECASE-5f9ea0.svg?style=social&colorA=999999)](http://www.lispworks.com/documentation/HyperSpec/Body/m_tpcase.htm) > TYPECASE Keyform {(Type Form*)}* > Evaluates the Forms in the first clause for which TYPEP of Keyform and Type > is true. ### Lambda list ```cl (sb-impl::keyform &body sb-impl::cases) ```