4.11 Expressions

4.11 Expressions

Expressions are FunnelWeb s most powerful form of expressing

a text string. Macro bodies are defined as expressions. Actual

Tutorial

parameters consist of expressions.

An expression consists of a sequence of zero or more

Developer

expression elements. An expression element can be ordinary

text, a macro call, or a formal parameter of the macro 

definition

Reference

in which the formal parameter occurs.

1 Introduction

2 Interface

expression = { ordinary_text | macro_call |

3 Scanner

               formal_parameter }

4 Parser

5 Analyser

6 Tangle

7 Weave

Webmaster

Copyright   Ross N. Williams 1992,1999. All rights

8 Shell

reserved.

9 Commands

10 Glossary

11 References

SEARCH

http://www.ross.net/funnelweb/reference/parser_expressions.html [3/3/2000 10:46:54 PM]