Polymorphic Programming Language
Interactive, extensible programming language type / From Wikipedia, the free encyclopedia
"PPL (programming language)" redirects here. For the Hewlett-Packard calculator language, see HP PPL.
The Polymorphic Programming Language (PPL) was developed in 1969 at Harvard University by Thomas A. Standish. It is an interactive, extensible language with a base language similar to the language APL.[1]
The assignment operator <-
(or ā
) has influenced the language S.[2]