PTC Lex & YACC simplifies the development of interpretive and analytical software such as customized compilers and parsers.

A powerful program generation tool which processes any language specification you provide into usable, portable, and expandable C or C++ code.

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Benefits of Lex & YACC

Generates C or C++

Tracks POSIX.2 and x/Open standards

Includes comprehensive tutorial examples

Fully compatible with UNIX® System Lex and YACC, System V and BSD

Integrated with Microsoft Visual Studio v6.0 and VS.NET

Grammars are easy to modify and enhance (including C++ and Java)