Formatting Escapes

Introduction - introduction to the format and use of dbCGI formatting escapes.

Argument escapes - escapes to bring in values from the HTTP query string.
Variable escapes - escapes to bring in values from the form variables.
Number escapes - escapes that represent useful numbers, counts and sequence numbers.
Record escapes - escapes that act on the results of a query.
Error escapes - escapes for producing error messages.
Operating system escapes - escapes for running external programs and accessing environment variables.
Other escapes - escapes that do not fit into any of the other categories.