AS 10303.11:1998
$76.05
Industrial automation systems and integration – Product data representation and exchange – Description methods: The EXPRESS language reference manual
Published By | Publication Date | Number of Pages |
AS | 1998-09-05 | 222 |
Specifies the EXPRESS language which is a formal information requirements specification language. It is identical with and has been reproduced from ISO 10303-11:1994.
Scope
This part of ISO 10303 defines a language by which aspects of product data can be specified. The language is
called EXPRESS.
This part of ISO 10303 also defines a graphical representation for a subset of the constructs in the EXPRESS
language. This graphical representation is called EXPRESS-G.
EXPRESS is a data specification language as defined in ISO 10303-1. It consists of language elements which
allow an unambiguous data definition and specification of constraints on the data defined.
The following are within the scope:
û data types;
û constraints on instances of the data types.
The following are outside the scope of this part of ISO 10303:
û definition of database formats;
û definition of file formats;
û definition of transfer formats;
û process control;
û information processing;
û exception handling.
EXPRESS is not a programming language.